31813930

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{4813}}^1$

素因数の和:5481

約数の個数: 16

約数和(自身を含む): 57363624

約数和(自身を除く): 25549694

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 4813, 6610, 9626, 24065, 48130, 3181393, 6362786, 15906965, 31813930]

約数ペア:

[(1, 31813930), (2, 15906965), (5, 6362786), (10, 3181393), (661, 48130), (1322, 24065), (3305, 9626), (4813, 6610)]