15431312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{74189}}^1$

素因数の和:74210

約数の個数: 20

約数和(自身を含む): 32198460

約数和(自身を除く): 16767148

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 74189, 148378, 296756, 593512, 964457, 1187024, 1928914, 3857828, 7715656, 15431312]

約数ペア:

[(1, 15431312), (2, 7715656), (4, 3857828), (8, 1928914), (13, 1187024), (16, 964457), (26, 593512), (52, 296756), (104, 148378), (208, 74189)]