19405568

素因数分解:

$2^8\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:67

約数の個数: 144

約数和(自身を含む): 51508800

約数和(自身を除く): 32103232

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 49, 52, 56, 64, 68, 91, 98, 104, 112, 119, 128, 136, 182, 196, 208, 221, 224, 238, 256, 272, 343, 364, 392, 416, 442, 448, 476, 544, 637, 686, 728, 784, 832, 833, 884, 896, 952, 1088, 1274, 1372, 1456, 1547, 1568, 1664, 1666, 1768, 1792, 1904, 2176, 2548, 2744, 2912, 3094, 3136, 3328, 3332, 3536, 3808, 4352, 4459, 5096, 5488, 5824, 5831, 6188, 6272, 6664, 7072, 7616, 8918, 10192, 10829, 10976, 11648, 11662, 12376, 12544, 13328, 14144, 15232, 17836, 20384, 21658, 21952, 23296, 23324, 24752, 26656, 28288, 30464, 35672, 40768, 43316, 43904, 46648, 49504, 53312, 56576, 71344, 75803, 81536, 86632, 87808, 93296, 99008, 106624, 142688, 151606, 163072, 173264, 186592, 198016, 213248, 285376, 303212, 346528, 373184, 396032, 570752, 606424, 693056, 746368, 1141504, 1212848, 1386112, 1492736, 2425696, 2772224, 4851392, 9702784, 19405568]

約数ペア:

[(1, 19405568), (2, 9702784), (4, 4851392), (7, 2772224), (8, 2425696), (13, 1492736), (14, 1386112), (16, 1212848), (17, 1141504), (26, 746368), (28, 693056), (32, 606424), (34, 570752), (49, 396032), (52, 373184), (56, 346528), (64, 303212), (68, 285376), (91, 213248), (98, 198016), (104, 186592), (112, 173264), (119, 163072), (128, 151606), (136, 142688), (182, 106624), (196, 99008), (208, 93296), (221, 87808), (224, 86632), (238, 81536), (256, 75803), (272, 71344), (343, 56576), (364, 53312), (392, 49504), (416, 46648), (442, 43904), (448, 43316), (476, 40768), (544, 35672), (637, 30464), (686, 28288), (728, 26656), (784, 24752), (832, 23324), (833, 23296), (884, 21952), (896, 21658), (952, 20384), (1088, 17836), (1274, 15232), (1372, 14144), (1456, 13328), (1547, 12544), (1568, 12376), (1664, 11662), (1666, 11648), (1768, 10976), (1792, 10829), (1904, 10192), (2176, 8918), (2548, 7616), (2744, 7072), (2912, 6664), (3094, 6272), (3136, 6188), (3328, 5831), (3332, 5824), (3536, 5488), (3808, 5096), (4352, 4459)]