20027385

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{21193}}^1$

素因数の和:21214

約数の個数: 32

約数和(自身を含む): 40692480

約数和(自身を除く): 20665095

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 21193, 63579, 105965, 148351, 190737, 317895, 445053, 572211, 741755, 953685, 1335159, 2225265, 2861055, 4005477, 6675795, 20027385]

約数ペア:

[(1, 20027385), (3, 6675795), (5, 4005477), (7, 2861055), (9, 2225265), (15, 1335159), (21, 953685), (27, 741755), (35, 572211), (45, 445053), (63, 317895), (105, 190737), (135, 148351), (189, 105965), (315, 63579), (945, 21193)]