19156853248

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:698

約数の個数: 160

約数和(自身を含む): 42842257920

約数和(自身を除く): 23685404672

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 227, 248, 256, 403, 409, 416, 454, 496, 512, 806, 818, 832, 908, 992, 1612, 1636, 1664, 1816, 1984, 2951, 3224, 3272, 3328, 3632, 3968, 5317, 5902, 6448, 6544, 6656, 7037, 7264, 7936, 10634, 11804, 12679, 12896, 13088, 14074, 14528, 15872, 21268, 23608, 25358, 25792, 26176, 28148, 29056, 42536, 47216, 50716, 51584, 52352, 56296, 58112, 85072, 91481, 92843, 94432, 101432, 103168, 104704, 112592, 116224, 164827, 170144, 182962, 185686, 188864, 202864, 206336, 209408, 225184, 329654, 340288, 365924, 371372, 377728, 405728, 450368, 659308, 680576, 731848, 742744, 755456, 811456, 900736, 1206959, 1318616, 1361152, 1463696, 1485488, 1510912, 1622912, 1801472, 2413918, 2637232, 2722304, 2878133, 2927392, 2970976, 3245824, 3602944, 4827836, 5274464, 5756266, 5854784, 5941952, 6491648, 9655672, 10548928, 11512532, 11709568, 11883904, 19311344, 21097856, 23025064, 23419136, 23767808, 37415729, 38622688, 42195712, 46050128, 46838272, 47535616, 74831458, 77245376, 84391424, 92100256, 149662916, 154490752, 184200512, 299325832, 308981504, 368401024, 598651664, 617963008, 736802048, 1197303328, 1473604096, 2394606656, 4789213312, 9578426624, 19156853248]

約数ペア:

[(1, 19156853248), (2, 9578426624), (4, 4789213312), (8, 2394606656), (13, 1473604096), (16, 1197303328), (26, 736802048), (31, 617963008), (32, 598651664), (52, 368401024), (62, 308981504), (64, 299325832), (104, 184200512), (124, 154490752), (128, 149662916), (208, 92100256), (227, 84391424), (248, 77245376), (256, 74831458), (403, 47535616), (409, 46838272), (416, 46050128), (454, 42195712), (496, 38622688), (512, 37415729), (806, 23767808), (818, 23419136), (832, 23025064), (908, 21097856), (992, 19311344), (1612, 11883904), (1636, 11709568), (1664, 11512532), (1816, 10548928), (1984, 9655672), (2951, 6491648), (3224, 5941952), (3272, 5854784), (3328, 5756266), (3632, 5274464), (3968, 4827836), (5317, 3602944), (5902, 3245824), (6448, 2970976), (6544, 2927392), (6656, 2878133), (7037, 2722304), (7264, 2637232), (7936, 2413918), (10634, 1801472), (11804, 1622912), (12679, 1510912), (12896, 1485488), (13088, 1463696), (14074, 1361152), (14528, 1318616), (15872, 1206959), (21268, 900736), (23608, 811456), (25358, 755456), (25792, 742744), (26176, 731848), (28148, 680576), (29056, 659308), (42536, 450368), (47216, 405728), (50716, 377728), (51584, 371372), (52352, 365924), (56296, 340288), (58112, 329654), (85072, 225184), (91481, 209408), (92843, 206336), (94432, 202864), (101432, 188864), (103168, 185686), (104704, 182962), (112592, 170144), (116224, 164827)]