20129466

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4397}}^1$

素因数の和:4518

約数の個数: 32

約数和(自身を含む): 46442880

約数和(自身を除く): 26313414

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 109, 218, 327, 654, 763, 1526, 2289, 4397, 4578, 8794, 13191, 26382, 30779, 61558, 92337, 184674, 479273, 958546, 1437819, 2875638, 3354911, 6709822, 10064733, 20129466]

約数ペア:

[(1, 20129466), (2, 10064733), (3, 6709822), (6, 3354911), (7, 2875638), (14, 1437819), (21, 958546), (42, 479273), (109, 184674), (218, 92337), (327, 61558), (654, 30779), (763, 26382), (1526, 13191), (2289, 8794), (4397, 4578)]