18644470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{143419}}^1$

素因数の和:143439

約数の個数: 16

約数和(自身を含む): 36141840

約数和(自身を除く): 17497370

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 143419, 286838, 717095, 1434190, 1864447, 3728894, 9322235, 18644470]

約数ペア:

[(1, 18644470), (2, 9322235), (5, 3728894), (10, 1864447), (13, 1434190), (26, 717095), (65, 286838), (130, 143419)]