20814142

素因数分解:

$2^1\times {\mathrm{41}}^3\times {\mathrm{151}}^1$

素因数の和:276

約数の個数: 16

約数和(自身を含む): 32213664

約数和(自身を除く): 11399522

約数列:

[1, 2, 41, 82, 151, 302, 1681, 3362, 6191, 12382, 68921, 137842, 253831, 507662, 10407071, 20814142]

約数ペア:

[(1, 20814142), (2, 10407071), (41, 507662), (82, 253831), (151, 137842), (302, 68921), (1681, 12382), (3362, 6191)]