38398190

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{9871}}^1$

素因数の和:10267

約数の個数: 16

約数和(自身を含む): 69301440

約数和(自身を除く): 30903250

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 9871, 19742, 49355, 98710, 3839819, 7679638, 19199095, 38398190]

約数ペア:

[(1, 38398190), (2, 19199095), (5, 7679638), (10, 3839819), (389, 98710), (778, 49355), (1945, 19742), (3890, 9871)]