19828510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1201}}^1$

素因数の和:1348

約数の個数: 32

約数和(自身を含む): 38771712

約数和(自身を除く): 18943202

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 254, 635, 1201, 1270, 1651, 2402, 3302, 6005, 8255, 12010, 15613, 16510, 31226, 78065, 152527, 156130, 305054, 762635, 1525270, 1982851, 3965702, 9914255, 19828510]

約数ペア:

[(1, 19828510), (2, 9914255), (5, 3965702), (10, 1982851), (13, 1525270), (26, 762635), (65, 305054), (127, 156130), (130, 152527), (254, 78065), (635, 31226), (1201, 16510), (1270, 15613), (1651, 12010), (2402, 8255), (3302, 6005)]