19875664

素因数分解:

$2^4\times {\mathrm{463}}^1\times {\mathrm{2683}}^1$

素因数の和:3154

約数の個数: 20

約数和(自身を含む): 38606656

約数和(自身を除く): 18730992

約数列:

[1, 2, 4, 8, 16, 463, 926, 1852, 2683, 3704, 5366, 7408, 10732, 21464, 42928, 1242229, 2484458, 4968916, 9937832, 19875664]

約数ペア:

[(1, 19875664), (2, 9937832), (4, 4968916), (8, 2484458), (16, 1242229), (463, 42928), (926, 21464), (1852, 10732), (2683, 7408), (3704, 5366)]