18645402

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{72269}}^1$

素因数の和:72317

約数の個数: 16

約数和(自身を含む): 38158560

約数和(自身を除く): 19513158

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 72269, 144538, 216807, 433614, 3107567, 6215134, 9322701, 18645402]

約数ペア:

[(1, 18645402), (2, 9322701), (3, 6215134), (6, 3107567), (43, 433614), (86, 216807), (129, 144538), (258, 72269)]