64722512

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{212903}}^1$

素因数の和:212930

約数の個数: 20

約数和(自身を含む): 132000480

約数和(自身を除く): 67277968

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 212903, 425806, 851612, 1703224, 3406448, 4045157, 8090314, 16180628, 32361256, 64722512]

約数ペア:

[(1, 64722512), (2, 32361256), (4, 16180628), (8, 8090314), (16, 4045157), (19, 3406448), (38, 1703224), (76, 851612), (152, 425806), (304, 212903)]