30986254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{25357}}^1$

素因数の和:25419

約数の個数: 16

約数和(自身を含む): 51121728

約数和(自身を除く): 20135474

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 25357, 50714, 329641, 659282, 1191779, 2383558, 15493127, 30986254]

約数ペア:

[(1, 30986254), (2, 15493127), (13, 2383558), (26, 1191779), (47, 659282), (94, 329641), (611, 50714), (1222, 25357)]