20839056

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{569}}^1$

素因数の和:696

約数の個数: 80

約数和(自身を含む): 62198400

約数和(自身を除く): 41359344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 109, 112, 168, 218, 327, 336, 436, 569, 654, 763, 872, 1138, 1308, 1526, 1707, 1744, 2276, 2289, 2616, 3052, 3414, 3983, 4552, 4578, 5232, 6104, 6828, 7966, 9104, 9156, 11949, 12208, 13656, 15932, 18312, 23898, 27312, 31864, 36624, 47796, 62021, 63728, 95592, 124042, 186063, 191184, 248084, 372126, 434147, 496168, 744252, 868294, 992336, 1302441, 1488504, 1736588, 2604882, 2977008, 3473176, 5209764, 6946352, 10419528, 20839056]

約数ペア:

[(1, 20839056), (2, 10419528), (3, 6946352), (4, 5209764), (6, 3473176), (7, 2977008), (8, 2604882), (12, 1736588), (14, 1488504), (16, 1302441), (21, 992336), (24, 868294), (28, 744252), (42, 496168), (48, 434147), (56, 372126), (84, 248084), (109, 191184), (112, 186063), (168, 124042), (218, 95592), (327, 63728), (336, 62021), (436, 47796), (569, 36624), (654, 31864), (763, 27312), (872, 23898), (1138, 18312), (1308, 15932), (1526, 13656), (1707, 12208), (1744, 11949), (2276, 9156), (2289, 9104), (2616, 7966), (3052, 6828), (3414, 6104), (3983, 5232), (4552, 4578)]