20134485385

素因数分解:

$5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{647099}}^1$

素因数の和:647245

約数の個数: 24

約数和(自身を含む): 28327449600

約数和(自身を除く): 8192964215

約数列:

[1, 5, 7, 35, 49, 127, 245, 635, 889, 4445, 6223, 31115, 647099, 3235495, 4529693, 22648465, 31707851, 82181573, 158539255, 410907865, 575271011, 2876355055, 4026897077, 20134485385]

約数ペア:

[(1, 20134485385), (5, 4026897077), (7, 2876355055), (35, 575271011), (49, 410907865), (127, 158539255), (245, 82181573), (635, 31707851), (889, 22648465), (4445, 4529693), (6223, 3235495), (31115, 647099)]