20565799807

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4120577}}^1$

素因数の和:4120638

約数の個数: 16

約数和(自身を含む): 25316831232

約数和(自身を除く): 4751031425

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 4120577, 28844039, 94773271, 127737887, 663412897, 894165209, 2937971401, 20565799807]

約数ペア:

[(1, 20565799807), (7, 2937971401), (23, 894165209), (31, 663412897), (161, 127737887), (217, 94773271), (713, 28844039), (4991, 4120577)]