18103984

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{7207}}^1$

素因数の和:7372

約数の個数: 20

約数和(自身を含む): 35304784

約数和(自身を除く): 17200800

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 7207, 14414, 28828, 57656, 115312, 1131499, 2262998, 4525996, 9051992, 18103984]

約数ペア:

[(1, 18103984), (2, 9051992), (4, 4525996), (8, 2262998), (16, 1131499), (157, 115312), (314, 57656), (628, 28828), (1256, 14414), (2512, 7207)]