20869485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15289}}^1$

素因数の和:15317

約数の個数: 32

約数和(自身を含む): 41099520

約数和(自身を除く): 20230035

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 15289, 45867, 76445, 107023, 198757, 229335, 321069, 535115, 596271, 993785, 1391299, 1605345, 2981355, 4173897, 6956495, 20869485]

約数ペア:

[(1, 20869485), (3, 6956495), (5, 4173897), (7, 2981355), (13, 1605345), (15, 1391299), (21, 993785), (35, 596271), (39, 535115), (65, 321069), (91, 229335), (105, 198757), (195, 107023), (273, 76445), (455, 45867), (1365, 15289)]