20344852

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 41912640

約数和(自身を除く): 21567788

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 59, 68, 118, 187, 236, 374, 461, 649, 748, 922, 1003, 1298, 1844, 2006, 2596, 4012, 5071, 7837, 10142, 11033, 15674, 20284, 22066, 27199, 31348, 44132, 54398, 86207, 108796, 172414, 299189, 344828, 462383, 598378, 924766, 1196756, 1849532, 5086213, 10172426, 20344852]

約数ペア:

[(1, 20344852), (2, 10172426), (4, 5086213), (11, 1849532), (17, 1196756), (22, 924766), (34, 598378), (44, 462383), (59, 344828), (68, 299189), (118, 172414), (187, 108796), (236, 86207), (374, 54398), (461, 44132), (649, 31348), (748, 27199), (922, 22066), (1003, 20284), (1298, 15674), (1844, 11033), (2006, 10142), (2596, 7837), (4012, 5071)]