15805264

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{51991}}^1$

素因数の和:52018

約数の個数: 20

約数和(自身を含む): 32235040

約数和(自身を除く): 16429776

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 51991, 103982, 207964, 415928, 831856, 987829, 1975658, 3951316, 7902632, 15805264]

約数ペア:

[(1, 15805264), (2, 7902632), (4, 3951316), (8, 1975658), (16, 987829), (19, 831856), (38, 415928), (76, 207964), (152, 103982), (304, 51991)]