20121465

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14741}}^1$

素因数の和:14769

約数の個数: 32

約数和(自身を含む): 39626496

約数和(自身を除く): 19505031

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 14741, 44223, 73705, 103187, 191633, 221115, 309561, 515935, 574899, 958165, 1341431, 1547805, 2874495, 4024293, 6707155, 20121465]

約数ペア:

[(1, 20121465), (3, 6707155), (5, 4024293), (7, 2874495), (13, 1547805), (15, 1341431), (21, 958165), (35, 574899), (39, 515935), (65, 309561), (91, 221115), (105, 191633), (195, 103187), (273, 73705), (455, 44223), (1365, 14741)]