87281612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{18539}}^1$

素因数の和:18661

約数の個数: 24

約数和(自身を含む): 168194880

約数和(自身を除く): 80913268

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4708, 18539, 37078, 74156, 203929, 407858, 815716, 1983673, 3967346, 7934692, 21820403, 43640806, 87281612]

約数ペア:

[(1, 87281612), (2, 43640806), (4, 21820403), (11, 7934692), (22, 3967346), (44, 1983673), (107, 815716), (214, 407858), (428, 203929), (1177, 74156), (2354, 37078), (4708, 18539)]