18712226

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37879}}^1$

素因数の和:37913

約数の個数: 16

約数和(自身を含む): 31819200

約数和(自身を除く): 13106974

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 37879, 75758, 492427, 719701, 984854, 1439402, 9356113, 18712226]

約数ペア:

[(1, 18712226), (2, 9356113), (13, 1439402), (19, 984854), (26, 719701), (38, 492427), (247, 75758), (494, 37879)]