20178036904

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{86974297}}^1$

素因数の和:86974332

約数の個数: 16

約数和(自身を含む): 39138434100

約数和(自身を除く): 18960397196

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 86974297, 173948594, 347897188, 695794376, 2522254613, 5044509226, 10089018452, 20178036904]

約数ペア:

[(1, 20178036904), (2, 10089018452), (4, 5044509226), (8, 2522254613), (29, 695794376), (58, 347897188), (116, 173948594), (232, 86974297)]