290213866

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{206411}}^1$

素因数の和:206469

約数の個数: 16

約数和(自身を含む): 470619360

約数和(自身を除く): 180405494

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 206411, 412822, 3921809, 7637207, 7843618, 15274414, 145106933, 290213866]

約数ペア:

[(1, 290213866), (2, 145106933), (19, 15274414), (37, 7843618), (38, 7637207), (74, 3921809), (703, 412822), (1406, 206411)]