18411430

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 33981120

約数和(自身を除く): 15569690

約数列:

[1, 2, 5, 10, 89, 137, 151, 178, 274, 302, 445, 685, 755, 890, 1370, 1510, 12193, 13439, 20687, 24386, 26878, 41374, 60965, 67195, 103435, 121930, 134390, 206870, 1841143, 3682286, 9205715, 18411430]

約数ペア:

[(1, 18411430), (2, 9205715), (5, 3682286), (10, 1841143), (89, 206870), (137, 134390), (151, 121930), (178, 103435), (274, 67195), (302, 60965), (445, 41374), (685, 26878), (755, 24386), (890, 20687), (1370, 13439), (1510, 12193)]