20458464

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^3\times {\mathrm{97}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 58776480

約数和(自身を除く): 38318016

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 97, 104, 156, 169, 194, 208, 291, 312, 338, 388, 416, 507, 582, 624, 676, 776, 1014, 1164, 1248, 1261, 1352, 1552, 2028, 2197, 2328, 2522, 2704, 3104, 3783, 4056, 4394, 4656, 5044, 5408, 6591, 7566, 8112, 8788, 9312, 10088, 13182, 15132, 16224, 16393, 17576, 20176, 26364, 30264, 32786, 35152, 40352, 49179, 52728, 60528, 65572, 70304, 98358, 105456, 121056, 131144, 196716, 210912, 213109, 262288, 393432, 426218, 524576, 639327, 786864, 852436, 1278654, 1573728, 1704872, 2557308, 3409744, 5114616, 6819488, 10229232, 20458464]

約数ペア:

[(1, 20458464), (2, 10229232), (3, 6819488), (4, 5114616), (6, 3409744), (8, 2557308), (12, 1704872), (13, 1573728), (16, 1278654), (24, 852436), (26, 786864), (32, 639327), (39, 524576), (48, 426218), (52, 393432), (78, 262288), (96, 213109), (97, 210912), (104, 196716), (156, 131144), (169, 121056), (194, 105456), (208, 98358), (291, 70304), (312, 65572), (338, 60528), (388, 52728), (416, 49179), (507, 40352), (582, 35152), (624, 32786), (676, 30264), (776, 26364), (1014, 20176), (1164, 17576), (1248, 16393), (1261, 16224), (1352, 15132), (1552, 13182), (2028, 10088), (2197, 9312), (2328, 8788), (2522, 8112), (2704, 7566), (3104, 6591), (3783, 5408), (4056, 5044), (4394, 4656)]