3899792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{18749}}^1$

素因数の和:18770

約数の個数: 20

約数和(自身を含む): 8137500

約数和(自身を除く): 4237708

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 18749, 37498, 74996, 149992, 243737, 299984, 487474, 974948, 1949896, 3899792]

約数ペア:

[(1, 3899792), (2, 1949896), (4, 974948), (8, 487474), (13, 299984), (16, 243737), (26, 149992), (52, 74996), (104, 37498), (208, 18749)]