20199108745

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{733}}^1\times {\mathrm{1913}}^1$

素因数の和:2761

約数の個数: 32

約数和(自身を含む): 25220333952

約数和(自身を除く): 5021225207

約数列:

[1, 5, 43, 67, 215, 335, 733, 1913, 2881, 3665, 9565, 14405, 31519, 49111, 82259, 128171, 157595, 245555, 411295, 640855, 1402229, 2111773, 5511353, 7011145, 10558865, 27556765, 60295847, 93949343, 301479235, 469746715, 4039821749, 20199108745]

約数ペア:

[(1, 20199108745), (5, 4039821749), (43, 469746715), (67, 301479235), (215, 93949343), (335, 60295847), (733, 27556765), (1913, 10558865), (2881, 7011145), (3665, 5511353), (9565, 2111773), (14405, 1402229), (31519, 640855), (49111, 411295), (82259, 245555), (128171, 157595)]