20601304

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{881}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 40219200

約数和(自身を除く): 19617896

約数列:

[1, 2, 4, 8, 37, 74, 79, 148, 158, 296, 316, 632, 881, 1762, 2923, 3524, 5846, 7048, 11692, 23384, 32597, 65194, 69599, 130388, 139198, 260776, 278396, 556792, 2575163, 5150326, 10300652, 20601304]

約数ペア:

[(1, 20601304), (2, 10300652), (4, 5150326), (8, 2575163), (37, 556792), (74, 278396), (79, 260776), (148, 139198), (158, 130388), (296, 69599), (316, 65194), (632, 32597), (881, 23384), (1762, 11692), (2923, 7048), (3524, 5846)]