30988886

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{17351}}^1$

素因数の和:17419

約数の個数: 16

約数和(自身を含む): 49973760

約数和(自身を除く): 18984874

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 17351, 34702, 329669, 659338, 815497, 1630994, 15494443, 30988886]

約数ペア:

[(1, 30988886), (2, 15494443), (19, 1630994), (38, 815497), (47, 659338), (94, 329669), (893, 34702), (1786, 17351)]