20997726

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1429}}^1$

素因数の和:1544

約数の個数: 32

約数和(自身を含む): 43929600

約数和(自身を除く): 22931874

約数列:

[1, 2, 3, 6, 31, 62, 79, 93, 158, 186, 237, 474, 1429, 2449, 2858, 4287, 4898, 7347, 8574, 14694, 44299, 88598, 112891, 132897, 225782, 265794, 338673, 677346, 3499621, 6999242, 10498863, 20997726]

約数ペア:

[(1, 20997726), (2, 10498863), (3, 6999242), (6, 3499621), (31, 677346), (62, 338673), (79, 265794), (93, 225782), (158, 132897), (186, 112891), (237, 88598), (474, 44299), (1429, 14694), (2449, 8574), (2858, 7347), (4287, 4898)]