20179955890

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1153}}^1\times {\mathrm{16057}}^1$

素因数の和:17326

約数の個数: 32

約数和(自身を含む): 36691245360

約数和(自身を除く): 16511289470

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 1153, 2306, 5765, 11530, 16057, 32114, 80285, 125677, 160570, 251354, 628385, 1256770, 1750213, 3500426, 8751065, 17502130, 18513721, 37027442, 92568605, 185137210, 2017995589, 4035991178, 10089977945, 20179955890]

約数ペア:

[(1, 20179955890), (2, 10089977945), (5, 4035991178), (10, 2017995589), (109, 185137210), (218, 92568605), (545, 37027442), (1090, 18513721), (1153, 17502130), (2306, 8751065), (5765, 3500426), (11530, 1750213), (16057, 1256770), (32114, 628385), (80285, 251354), (125677, 160570)]