31087472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{149459}}^1$

素因数の和:149480

約数の個数: 20

約数和(自身を含む): 64865640

約数和(自身を除く): 33778168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 149459, 298918, 597836, 1195672, 1942967, 2391344, 3885934, 7771868, 15543736, 31087472]

約数ペア:

[(1, 31087472), (2, 15543736), (4, 7771868), (8, 3885934), (13, 2391344), (16, 1942967), (26, 1195672), (52, 597836), (104, 298918), (208, 149459)]