20235345

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2531}}^1$

素因数の和:2593

約数の個数: 32

約数和(自身を含む): 35731584

約数和(自身を除く): 15496239

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 533, 615, 1599, 2531, 2665, 7593, 7995, 12655, 32903, 37965, 98709, 103771, 164515, 311313, 493545, 518855, 1349023, 1556565, 4047069, 6745115, 20235345]

約数ペア:

[(1, 20235345), (3, 6745115), (5, 4047069), (13, 1556565), (15, 1349023), (39, 518855), (41, 493545), (65, 311313), (123, 164515), (195, 103771), (205, 98709), (533, 37965), (615, 32903), (1599, 12655), (2531, 7995), (2665, 7593)]