18858902410

素因数分解:

$2^1\times 5^1\times {\mathrm{6871}}^1\times {\mathrm{274471}}^1$

素因数の和:281349

約数の個数: 16

約数和(自身を含む): 33951088512

約数和(自身を除く): 15092186102

約数列:

[1, 2, 5, 10, 6871, 13742, 34355, 68710, 274471, 548942, 1372355, 2744710, 1885890241, 3771780482, 9429451205, 18858902410]

約数ペア:

[(1, 18858902410), (2, 9429451205), (5, 3771780482), (10, 1885890241), (6871, 2744710), (13742, 1372355), (34355, 548942), (68710, 274471)]