20216954290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4203109}}^1$

素因数の和:4203166

約数の個数: 32

約数和(自身を含む): 40248981360

約数和(自身を除く): 20032027070

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 4203109, 8406218, 21015545, 42031090, 54640417, 109280834, 155515033, 273202085, 311030066, 546404170, 777575165, 1555150330, 2021695429, 4043390858, 10108477145, 20216954290]

約数ペア:

[(1, 20216954290), (2, 10108477145), (5, 4043390858), (10, 2021695429), (13, 1555150330), (26, 777575165), (37, 546404170), (65, 311030066), (74, 273202085), (130, 155515033), (185, 109280834), (370, 54640417), (481, 42031090), (962, 21015545), (2405, 8406218), (4810, 4203109)]