31071248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{149381}}^1$

素因数の和:149402

約数の個数: 20

約数和(自身を含む): 64831788

約数和(自身を除く): 33760540

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 149381, 298762, 597524, 1195048, 1941953, 2390096, 3883906, 7767812, 15535624, 31071248]

約数ペア:

[(1, 31071248), (2, 15535624), (4, 7767812), (8, 3883906), (13, 2390096), (16, 1941953), (26, 1195048), (52, 597524), (104, 298762), (208, 149381)]