201009968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{661217}}^1$

素因数の和:661244

約数の個数: 20

約数和(自身を含む): 409955160

約数和(自身を除く): 208945192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 661217, 1322434, 2644868, 5289736, 10579472, 12563123, 25126246, 50252492, 100504984, 201009968]

約数ペア:

[(1, 201009968), (2, 100504984), (4, 50252492), (8, 25126246), (16, 12563123), (19, 10579472), (38, 5289736), (76, 2644868), (152, 1322434), (304, 661217)]