19413867

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{12517}}^1$

素因数の和:12578

約数の個数: 16

約数和(自身を含む): 28841472

約数和(自身を除く): 9427605

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 12517, 37551, 137687, 413061, 588299, 1764897, 6471289, 19413867]

約数ペア:

[(1, 19413867), (3, 6471289), (11, 1764897), (33, 588299), (47, 413061), (141, 137687), (517, 37551), (1551, 12517)]