18681702

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{239509}}^1$

素因数の和:239527

約数の個数: 16

約数和(自身を含む): 40237680

約数和(自身を除く): 21555978

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 239509, 479018, 718527, 1437054, 3113617, 6227234, 9340851, 18681702]

約数ペア:

[(1, 18681702), (2, 9340851), (3, 6227234), (6, 3113617), (13, 1437054), (26, 718527), (39, 479018), (78, 239509)]