20798588

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1579}}^1$

素因数の和:1709

約数の個数: 24

約数和(自身を含む): 37825200

約数和(自身を除く): 17026612

約数列:

[1, 2, 4, 37, 74, 89, 148, 178, 356, 1579, 3158, 3293, 6316, 6586, 13172, 58423, 116846, 140531, 233692, 281062, 562124, 5199647, 10399294, 20798588]

約数ペア:

[(1, 20798588), (2, 10399294), (4, 5199647), (37, 562124), (74, 281062), (89, 233692), (148, 140531), (178, 116846), (356, 58423), (1579, 13172), (3158, 6586), (3293, 6316)]