64624016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{212579}}^1$

素因数の和:212606

約数の個数: 20

約数和(自身を含む): 131799600

約数和(自身を除く): 67175584

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 212579, 425158, 850316, 1700632, 3401264, 4039001, 8078002, 16156004, 32312008, 64624016]

約数ペア:

[(1, 64624016), (2, 32312008), (4, 16156004), (8, 8078002), (16, 4039001), (19, 3401264), (38, 1700632), (76, 850316), (152, 425158), (304, 212579)]