19565374

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{1409}}^1$

素因数の和:1595

約数の個数: 16

約数和(自身を含む): 30151440

約数和(自身を除く): 10586066

約数列:

[1, 2, 53, 106, 131, 262, 1409, 2818, 6943, 13886, 74677, 149354, 184579, 369158, 9782687, 19565374]

約数ペア:

[(1, 19565374), (2, 9782687), (53, 369158), (106, 184579), (131, 149354), (262, 74677), (1409, 13886), (2818, 6943)]