15765872

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{12473}}^1$

素因数の和:12560

約数の個数: 20

約数和(自身を含む): 30935520

約数和(自身を除く): 15169648

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 12473, 24946, 49892, 99784, 199568, 985367, 1970734, 3941468, 7882936, 15765872]

約数ペア:

[(1, 15765872), (2, 7882936), (4, 3941468), (8, 1970734), (16, 985367), (79, 199568), (158, 99784), (316, 49892), (632, 24946), (1264, 12473)]