20358435

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2753}}^1$

素因数の和:2807

約数の個数: 32

約数和(自身を含む): 35691840

約数和(自身を除く): 15333405

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 2753, 7395, 8259, 13765, 41295, 46801, 79837, 140403, 234005, 239511, 399185, 702015, 1197555, 1357229, 4071687, 6786145, 20358435]

約数ペア:

[(1, 20358435), (3, 6786145), (5, 4071687), (15, 1357229), (17, 1197555), (29, 702015), (51, 399185), (85, 239511), (87, 234005), (145, 140403), (255, 79837), (435, 46801), (493, 41295), (1479, 13765), (2465, 8259), (2753, 7395)]