20545441

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{863}}^1$

素因数の和:1068

約数の個数: 16

約数和(自身を含む): 24883200

約数和(自身を除く): 4337759

約数列:

[1, 7, 19, 133, 179, 863, 1253, 3401, 6041, 16397, 23807, 114779, 154477, 1081339, 2935063, 20545441]

約数ペア:

[(1, 20545441), (7, 2935063), (19, 1081339), (133, 154477), (179, 114779), (863, 23807), (1253, 16397), (3401, 6041)]