81804386

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{6791}}^1$

素因数の和:7129

約数の個数: 16

約数和(自身を含む): 129591360

約数和(自身を除く): 47786974

約数列:

[1, 2, 19, 38, 317, 634, 6023, 6791, 12046, 13582, 129029, 258058, 2152747, 4305494, 40902193, 81804386]

約数ペア:

[(1, 81804386), (2, 40902193), (19, 4305494), (38, 2152747), (317, 258058), (634, 129029), (6023, 13582), (6791, 12046)]