20647522

素因数分解:

$2^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{3571}}^1$

素因数の和:3646

約数の個数: 24

約数和(自身を含む): 36648720

約数和(自身を除く): 16001198

約数列:

[1, 2, 7, 14, 49, 59, 98, 118, 413, 826, 2891, 3571, 5782, 7142, 24997, 49994, 174979, 210689, 349958, 421378, 1474823, 2949646, 10323761, 20647522]

約数ペア:

[(1, 20647522), (2, 10323761), (7, 2949646), (14, 1474823), (49, 421378), (59, 349958), (98, 210689), (118, 174979), (413, 49994), (826, 24997), (2891, 7142), (3571, 5782)]