20569971814

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{680539}}^1$

素因数の和:680692

約数の個数: 32

約数和(自身を含む): 37631139840

約数和(自身を除く): 17061168026

約数列:

[1, 2, 7, 14, 17, 34, 119, 127, 238, 254, 889, 1778, 2159, 4318, 15113, 30226, 680539, 1361078, 4763773, 9527546, 11569163, 23138326, 80984141, 86428453, 161968282, 172856906, 604999171, 1209998342, 1469283701, 2938567402, 10284985907, 20569971814]

約数ペア:

[(1, 20569971814), (2, 10284985907), (7, 2938567402), (14, 1469283701), (17, 1209998342), (34, 604999171), (119, 172856906), (127, 161968282), (238, 86428453), (254, 80984141), (889, 23138326), (1778, 11569163), (2159, 9527546), (4318, 4763773), (15113, 1361078), (30226, 680539)]