19936699256

素因数分解:

$2^3\times {\mathrm{2477}}^1\times {\mathrm{1006091}}^1$

素因数の和:1008574

約数の個数: 16

約数和(自身を含む): 37396439640

約数和(自身を除く): 17459740384

約数列:

[1, 2, 4, 8, 2477, 4954, 9908, 19816, 1006091, 2012182, 4024364, 8048728, 2492087407, 4984174814, 9968349628, 19936699256]

約数ペア:

[(1, 19936699256), (2, 9968349628), (4, 4984174814), (8, 2492087407), (2477, 8048728), (4954, 4024364), (9908, 2012182), (19816, 1006091)]