66739996

素因数分解:

$2^2\times {\mathrm{419}}^1\times {\mathrm{39821}}^1$

素因数の和:40244

約数の個数: 12

約数和(自身を含む): 117076680

約数和(自身を除く): 50336684

約数列:

[1, 2, 4, 419, 838, 1676, 39821, 79642, 159284, 16684999, 33369998, 66739996]

約数ペア:

[(1, 66739996), (2, 33369998), (4, 16684999), (419, 159284), (838, 79642), (1676, 39821)]