20109882

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{829}}^1$

素因数の和:1158

約数の個数: 32

約数和(自身を含む): 43505280

約数和(自身を除く): 23395398

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 311, 622, 829, 933, 1658, 1866, 2487, 4043, 4974, 8086, 10777, 12129, 21554, 24258, 32331, 64662, 257819, 515638, 773457, 1546914, 3351647, 6703294, 10054941, 20109882]

約数ペア:

[(1, 20109882), (2, 10054941), (3, 6703294), (6, 3351647), (13, 1546914), (26, 773457), (39, 515638), (78, 257819), (311, 64662), (622, 32331), (829, 24258), (933, 21554), (1658, 12129), (1866, 10777), (2487, 8086), (4043, 4974)]