11921968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{39217}}^1$

素因数の和:39244

約数の個数: 20

約数和(自身を含む): 24315160

約数和(自身を除く): 12393192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 39217, 78434, 156868, 313736, 627472, 745123, 1490246, 2980492, 5960984, 11921968]

約数ペア:

[(1, 11921968), (2, 5960984), (4, 2980492), (8, 1490246), (16, 745123), (19, 627472), (38, 313736), (76, 156868), (152, 78434), (304, 39217)]