18551312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89189}}^1$

素因数の和:89210

約数の個数: 20

約数和(自身を含む): 38708460

約数和(自身を除く): 20157148

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 89189, 178378, 356756, 713512, 1159457, 1427024, 2318914, 4637828, 9275656, 18551312]

約数ペア:

[(1, 18551312), (2, 9275656), (4, 4637828), (8, 2318914), (13, 1427024), (16, 1159457), (26, 713512), (52, 356756), (104, 178378), (208, 89189)]