201221416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{10837}}^1$

素因数の和:11065

約数の個数: 32

約数和(自身を含む): 413578080

約数和(自身を除く): 212356664

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 211, 422, 844, 1688, 2321, 4642, 9284, 10837, 18568, 21674, 43348, 86696, 119207, 238414, 476828, 953656, 2286607, 4573214, 9146428, 18292856, 25152677, 50305354, 100610708, 201221416]

約数ペア:

[(1, 201221416), (2, 100610708), (4, 50305354), (8, 25152677), (11, 18292856), (22, 9146428), (44, 4573214), (88, 2286607), (211, 953656), (422, 476828), (844, 238414), (1688, 119207), (2321, 86696), (4642, 43348), (9284, 21674), (10837, 18568)]