39719728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{130657}}^1$

素因数の和:130684

約数の個数: 20

約数和(自身を含む): 81007960

約数和(自身を除く): 41288232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 130657, 261314, 522628, 1045256, 2090512, 2482483, 4964966, 9929932, 19859864, 39719728]

約数ペア:

[(1, 39719728), (2, 19859864), (4, 9929932), (8, 4964966), (16, 2482483), (19, 2090512), (38, 1045256), (76, 522628), (152, 261314), (304, 130657)]