81707638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{93487}}^1$

素因数の和:93531

約数の個数: 16

約数和(自身を含む): 134622720

約数和(自身を除く): 52915082

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 93487, 186974, 1776253, 2150201, 3552506, 4300402, 40853819, 81707638]

約数ペア:

[(1, 81707638), (2, 40853819), (19, 4300402), (23, 3552506), (38, 2150201), (46, 1776253), (437, 186974), (874, 93487)]