20638950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{137593}}^1$

素因数の和:137608

約数の個数: 24

約数和(自身を含む): 51184968

約数和(自身を除く): 30546018

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 137593, 275186, 412779, 687965, 825558, 1375930, 2063895, 3439825, 4127790, 6879650, 10319475, 20638950]

約数ペア:

[(1, 20638950), (2, 10319475), (3, 6879650), (5, 4127790), (6, 3439825), (10, 2063895), (15, 1375930), (25, 825558), (30, 687965), (50, 412779), (75, 275186), (150, 137593)]