19121856

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:238

約数の個数: 112

約数和(自身を含む): 55985664

約数和(自身を除く): 36863808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 47, 48, 52, 64, 78, 94, 96, 104, 141, 156, 163, 188, 192, 208, 282, 312, 326, 376, 416, 489, 564, 611, 624, 652, 752, 832, 978, 1128, 1222, 1248, 1304, 1504, 1833, 1956, 2119, 2256, 2444, 2496, 2608, 3008, 3666, 3912, 4238, 4512, 4888, 5216, 6357, 7332, 7661, 7824, 8476, 9024, 9776, 10432, 12714, 14664, 15322, 15648, 16952, 19552, 22983, 25428, 29328, 30644, 31296, 33904, 39104, 45966, 50856, 58656, 61288, 67808, 91932, 99593, 101712, 117312, 122576, 135616, 183864, 199186, 203424, 245152, 298779, 367728, 398372, 406848, 490304, 597558, 735456, 796744, 1195116, 1470912, 1593488, 2390232, 3186976, 4780464, 6373952, 9560928, 19121856]

約数ペア:

[(1, 19121856), (2, 9560928), (3, 6373952), (4, 4780464), (6, 3186976), (8, 2390232), (12, 1593488), (13, 1470912), (16, 1195116), (24, 796744), (26, 735456), (32, 597558), (39, 490304), (47, 406848), (48, 398372), (52, 367728), (64, 298779), (78, 245152), (94, 203424), (96, 199186), (104, 183864), (141, 135616), (156, 122576), (163, 117312), (188, 101712), (192, 99593), (208, 91932), (282, 67808), (312, 61288), (326, 58656), (376, 50856), (416, 45966), (489, 39104), (564, 33904), (611, 31296), (624, 30644), (652, 29328), (752, 25428), (832, 22983), (978, 19552), (1128, 16952), (1222, 15648), (1248, 15322), (1304, 14664), (1504, 12714), (1833, 10432), (1956, 9776), (2119, 9024), (2256, 8476), (2444, 7824), (2496, 7661), (2608, 7332), (3008, 6357), (3666, 5216), (3912, 4888), (4238, 4512)]