20037405

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 33672960

約数和(自身を除く): 13635555

約数列:

[1, 3, 5, 15, 29, 73, 87, 145, 219, 365, 435, 631, 1095, 1893, 2117, 3155, 6351, 9465, 10585, 18299, 31755, 46063, 54897, 91495, 138189, 230315, 274485, 690945, 1335827, 4007481, 6679135, 20037405]

約数ペア:

[(1, 20037405), (3, 6679135), (5, 4007481), (15, 1335827), (29, 690945), (73, 274485), (87, 230315), (145, 138189), (219, 91495), (365, 54897), (435, 46063), (631, 31755), (1095, 18299), (1893, 10585), (2117, 9465), (3155, 6351)]