20245438

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{5821}}^1$

素因数の和:5907

約数の個数: 16

約数和(自身を含む): 31857984

約数和(自身を除く): 11612546

約数列:

[1, 2, 37, 47, 74, 94, 1739, 3478, 5821, 11642, 215377, 273587, 430754, 547174, 10122719, 20245438]

約数ペア:

[(1, 20245438), (2, 10122719), (37, 547174), (47, 430754), (74, 273587), (94, 215377), (1739, 11642), (3478, 5821)]