65957968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{216967}}^1$

素因数の和:216994

約数の個数: 20

約数和(自身を含む): 134520160

約数和(自身を除く): 68562192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 216967, 433934, 867868, 1735736, 3471472, 4122373, 8244746, 16489492, 32978984, 65957968]

約数ペア:

[(1, 65957968), (2, 32978984), (4, 16489492), (8, 8244746), (16, 4122373), (19, 3471472), (38, 1735736), (76, 867868), (152, 433934), (304, 216967)]