64728592

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{212923}}^1$

素因数の和:212950

約数の個数: 20

約数和(自身を含む): 132012880

約数和(自身を除く): 67284288

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 212923, 425846, 851692, 1703384, 3406768, 4045537, 8091074, 16182148, 32364296, 64728592]

約数ペア:

[(1, 64728592), (2, 32364296), (4, 16182148), (8, 8091074), (16, 4045537), (19, 3406768), (38, 1703384), (76, 851692), (152, 425846), (304, 212923)]