81793328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{269057}}^1$

素因数の和:269084

約数の個数: 20

約数和(自身を含む): 166815960

約数和(自身を除く): 85022632

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 269057, 538114, 1076228, 2152456, 4304912, 5112083, 10224166, 20448332, 40896664, 81793328]

約数ペア:

[(1, 81793328), (2, 40896664), (4, 20448332), (8, 10224166), (16, 5112083), (19, 4304912), (38, 2152456), (76, 1076228), (152, 538114), (304, 269057)]