13638950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20983}}^1$

素因数の和:21008

約数の個数: 24

約数和(自身を含む): 27321168

約数和(自身を除く): 13682218

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 20983, 41966, 104915, 209830, 272779, 524575, 545558, 1049150, 1363895, 2727790, 6819475, 13638950]

約数ペア:

[(1, 13638950), (2, 6819475), (5, 2727790), (10, 1363895), (13, 1049150), (25, 545558), (26, 524575), (50, 272779), (65, 209830), (130, 104915), (325, 41966), (650, 20983)]