30939748

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{26951}}^1$

素因数の和:27003

約数の個数: 24

約数和(自身を含む): 63391104

約数和(自身を除く): 32451356

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 26951, 53902, 107804, 188657, 377314, 754628, 1104991, 2209982, 4419964, 7734937, 15469874, 30939748]

約数ペア:

[(1, 30939748), (2, 15469874), (4, 7734937), (7, 4419964), (14, 2209982), (28, 1104991), (41, 754628), (82, 377314), (164, 188657), (287, 107804), (574, 53902), (1148, 26951)]