31309328

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{67477}}^1$

素因数の和:67514

約数の個数: 20

約数和(自身を含む): 62754540

約数和(自身を除く): 31445212

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 67477, 134954, 269908, 539816, 1079632, 1956833, 3913666, 7827332, 15654664, 31309328]

約数ペア:

[(1, 31309328), (2, 15654664), (4, 7827332), (8, 3913666), (16, 1956833), (29, 1079632), (58, 539816), (116, 269908), (232, 134954), (464, 67477)]