20183715

素因数分解:

$3^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{487}}^1$

素因数の和:808

約数の個数: 32

約数和(自身を含む): 36072960

約数和(自身を除く): 15889245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 307, 487, 921, 1461, 1535, 2435, 2763, 4383, 4605, 7305, 8289, 13149, 13815, 21915, 41445, 65745, 149509, 448527, 747545, 1345581, 2242635, 4036743, 6727905, 20183715]

約数ペア:

[(1, 20183715), (3, 6727905), (5, 4036743), (9, 2242635), (15, 1345581), (27, 747545), (45, 448527), (135, 149509), (307, 65745), (487, 41445), (921, 21915), (1461, 13815), (1535, 13149), (2435, 8289), (2763, 7305), (4383, 4605)]