18153681

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2293}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 30831360

約数和(自身を除く): 12677679

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2293, 2639, 6879, 7917, 16051, 29809, 48153, 66497, 89427, 199491, 208663, 465479, 625989, 864461, 1396437, 2593383, 6051227, 18153681]

約数ペア:

[(1, 18153681), (3, 6051227), (7, 2593383), (13, 1396437), (21, 864461), (29, 625989), (39, 465479), (87, 208663), (91, 199491), (203, 89427), (273, 66497), (377, 48153), (609, 29809), (1131, 16051), (2293, 7917), (2639, 6879)]