20266896

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32479}}^1$

素因数の和:32503

約数の個数: 40

約数和(自身を含む): 56385280

約数和(自身を除く): 36118384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32479, 64958, 97437, 129916, 194874, 259832, 389748, 422227, 519664, 779496, 844454, 1266681, 1558992, 1688908, 2533362, 3377816, 5066724, 6755632, 10133448, 20266896]

約数ペア:

[(1, 20266896), (2, 10133448), (3, 6755632), (4, 5066724), (6, 3377816), (8, 2533362), (12, 1688908), (13, 1558992), (16, 1266681), (24, 844454), (26, 779496), (39, 519664), (48, 422227), (52, 389748), (78, 259832), (104, 194874), (156, 129916), (208, 97437), (312, 64958), (624, 32479)]