20124585

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11467}}^1$

素因数の和:11494

約数の個数: 32

約数和(自身を含む): 38532480

約数和(自身を除く): 18407895

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 11467, 34401, 57335, 103203, 149071, 172005, 309609, 447213, 516015, 745355, 1341639, 1548045, 2236065, 4024917, 6708195, 20124585]

約数ペア:

[(1, 20124585), (3, 6708195), (5, 4024917), (9, 2236065), (13, 1548045), (15, 1341639), (27, 745355), (39, 516015), (45, 447213), (65, 309609), (117, 172005), (135, 149071), (195, 103203), (351, 57335), (585, 34401), (1755, 11467)]