215533264

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{708991}}^1$

素因数の和:709018

約数の個数: 20

約数和(自身を含む): 439575040

約数和(自身を除く): 224041776

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 708991, 1417982, 2835964, 5671928, 11343856, 13470829, 26941658, 53883316, 107766632, 215533264]

約数ペア:

[(1, 215533264), (2, 107766632), (4, 53883316), (8, 26941658), (16, 13470829), (19, 11343856), (38, 5671928), (76, 2835964), (152, 1417982), (304, 708991)]