20868696

素因数分解:

$2^3\times 3^2\times {\mathrm{289843}}^1$

素因数の和:289855

約数の個数: 24

約数和(自身を含む): 56519580

約数和(自身を除く): 35650884

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 289843, 579686, 869529, 1159372, 1739058, 2318744, 2608587, 3478116, 5217174, 6956232, 10434348, 20868696]

約数ペア:

[(1, 20868696), (2, 10434348), (3, 6956232), (4, 5217174), (6, 3478116), (8, 2608587), (9, 2318744), (12, 1739058), (18, 1159372), (24, 869529), (36, 579686), (72, 289843)]