18900590

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{46099}}^1$

素因数の和:46147

約数の個数: 16

約数和(自身を含む): 34851600

約数和(自身を除く): 15951010

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 46099, 92198, 230495, 460990, 1890059, 3780118, 9450295, 18900590]

約数ペア:

[(1, 18900590), (2, 9450295), (5, 3780118), (10, 1890059), (41, 460990), (82, 230495), (205, 92198), (410, 46099)]