18674679

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1279}}^1$

素因数の和:1470

約数の個数: 16

約数和(自身を含む): 25886720

約数和(自身を除く): 7212041

約数列:

[1, 3, 31, 93, 157, 471, 1279, 3837, 4867, 14601, 39649, 118947, 200803, 602409, 6224893, 18674679]

約数ペア:

[(1, 18674679), (3, 6224893), (31, 602409), (93, 200803), (157, 118947), (471, 39649), (1279, 14601), (3837, 4867)]