20865426

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{204563}}^1$

素因数の和:204585

約数の個数: 16

約数和(自身を含む): 44185824

約数和(自身を除く): 23320398

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 204563, 409126, 613689, 1227378, 3477571, 6955142, 10432713, 20865426]

約数ペア:

[(1, 20865426), (2, 10432713), (3, 6955142), (6, 3477571), (17, 1227378), (34, 613689), (51, 409126), (102, 204563)]