20460645

素因数分解:

$3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{2003}}^1$

素因数の和:2241

約数の個数: 24

約数和(自身を含む): 35639136

約数和(自身を除く): 15178491

約数列:

[1, 3, 5, 9, 15, 45, 227, 681, 1135, 2003, 2043, 3405, 6009, 10015, 10215, 18027, 30045, 90135, 454681, 1364043, 2273405, 4092129, 6820215, 20460645]

約数ペア:

[(1, 20460645), (3, 6820215), (5, 4092129), (9, 2273405), (15, 1364043), (45, 454681), (227, 90135), (681, 30045), (1135, 18027), (2003, 10215), (2043, 10015), (3405, 6009)]