18267808

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43913}}^1$

素因数の和:43936

約数の個数: 24

約数和(自身を含む): 38732148

約数和(自身を除く): 20464340

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 43913, 87826, 175652, 351304, 570869, 702608, 1141738, 1405216, 2283476, 4566952, 9133904, 18267808]

約数ペア:

[(1, 18267808), (2, 9133904), (4, 4566952), (8, 2283476), (13, 1405216), (16, 1141738), (26, 702608), (32, 570869), (52, 351304), (104, 175652), (208, 87826), (416, 43913)]