20263152

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4639}}^1$

素因数の和:4670

約数の個数: 80

約数和(自身を含む): 64440320

約数和(自身を除く): 44177168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 4639, 9278, 13917, 18556, 27834, 32473, 37112, 55668, 60307, 64946, 74224, 97419, 111336, 120614, 129892, 180921, 194838, 222672, 241228, 259784, 361842, 389676, 422149, 482456, 519568, 723684, 779352, 844298, 964912, 1266447, 1447368, 1558704, 1688596, 2532894, 2894736, 3377192, 5065788, 6754384, 10131576, 20263152]

約数ペア:

[(1, 20263152), (2, 10131576), (3, 6754384), (4, 5065788), (6, 3377192), (7, 2894736), (8, 2532894), (12, 1688596), (13, 1558704), (14, 1447368), (16, 1266447), (21, 964912), (24, 844298), (26, 779352), (28, 723684), (39, 519568), (42, 482456), (48, 422149), (52, 389676), (56, 361842), (78, 259784), (84, 241228), (91, 222672), (104, 194838), (112, 180921), (156, 129892), (168, 120614), (182, 111336), (208, 97419), (273, 74224), (312, 64946), (336, 60307), (364, 55668), (546, 37112), (624, 32473), (728, 27834), (1092, 18556), (1456, 13917), (2184, 9278), (4368, 4639)]