20273355

素因数分解:

$3^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{571}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 36241920

約数和(自身を除く): 15968565

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 263, 571, 789, 1315, 1713, 2367, 2855, 3945, 5139, 7101, 8565, 11835, 15417, 25695, 35505, 77085, 150173, 450519, 750865, 1351557, 2252595, 4054671, 6757785, 20273355]

約数ペア:

[(1, 20273355), (3, 6757785), (5, 4054671), (9, 2252595), (15, 1351557), (27, 750865), (45, 450519), (135, 150173), (263, 77085), (571, 35505), (789, 25695), (1315, 15417), (1713, 11835), (2367, 8565), (2855, 7101), (3945, 5139)]