61796779216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{203278879}}^1$

素因数の和:203278906

約数の個数: 20

約数和(自身を含む): 126032905600

約数和(自身を除く): 64236126384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 203278879, 406557758, 813115516, 1626231032, 3252462064, 3862298701, 7724597402, 15449194804, 30898389608, 61796779216]

約数ペア:

[(1, 61796779216), (2, 30898389608), (4, 15449194804), (8, 7724597402), (16, 3862298701), (19, 3252462064), (38, 1626231032), (76, 813115516), (152, 406557758), (304, 203278879)]