20536748

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{4951}}^1$

素因数の和:5033

約数の個数: 24

約数和(自身を含む): 38685024

約数和(自身を除く): 18148276

約数列:

[1, 2, 4, 17, 34, 61, 68, 122, 244, 1037, 2074, 4148, 4951, 9902, 19804, 84167, 168334, 302011, 336668, 604022, 1208044, 5134187, 10268374, 20536748]

約数ペア:

[(1, 20536748), (2, 10268374), (4, 5134187), (17, 1208044), (34, 604022), (61, 336668), (68, 302011), (122, 168334), (244, 84167), (1037, 19804), (2074, 9902), (4148, 4951)]