18688986

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{22091}}^1$

素因数の和:22146

約数の個数: 24

約数和(自身を含む): 41356224

約数和(自身を除く): 22667238

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 846, 22091, 44182, 66273, 132546, 198819, 397638, 1038277, 2076554, 3114831, 6229662, 9344493, 18688986]

約数ペア:

[(1, 18688986), (2, 9344493), (3, 6229662), (6, 3114831), (9, 2076554), (18, 1038277), (47, 397638), (94, 198819), (141, 132546), (282, 66273), (423, 44182), (846, 22091)]