201720508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{29201}}^1$

素因数の和:29373

約数の個数: 24

約数和(自身を含む): 387568944

約数和(自身を除く): 185848436

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 3454, 6908, 29201, 58402, 116804, 321211, 642422, 1284844, 4584557, 9169114, 18338228, 50430127, 100860254, 201720508]

約数ペア:

[(1, 201720508), (2, 100860254), (4, 50430127), (11, 18338228), (22, 9169114), (44, 4584557), (157, 1284844), (314, 642422), (628, 321211), (1727, 116804), (3454, 58402), (6908, 29201)]