20185238437

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{393989}}^1$

素因数の和:394572

約数の個数: 16

約数和(自身を含む): 24887560320

約数和(自身を除く): 4702321883

約数列:

[1, 7, 13, 91, 563, 3941, 7319, 51233, 393989, 2757923, 5121857, 35852999, 221815807, 1552710649, 2883605491, 20185238437]

約数ペア:

[(1, 20185238437), (7, 2883605491), (13, 1552710649), (91, 221815807), (563, 35852999), (3941, 5121857), (7319, 2757923), (51233, 393989)]