20238701105

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{19801}}^1$

素因数の和:19914

約数の個数: 64

約数和(自身を含む): 30796070400

約数和(自身を除く): 10557369295

約数列:

[1, 5, 7, 19, 29, 35, 53, 95, 133, 145, 203, 265, 371, 551, 665, 1007, 1015, 1537, 1855, 2755, 3857, 5035, 7049, 7685, 10759, 19285, 19801, 29203, 35245, 53795, 99005, 138607, 146015, 204421, 376219, 574229, 693035, 1022105, 1049453, 1881095, 2633533, 2871145, 4019603, 5247265, 7346171, 10910351, 13167665, 19939607, 20098015, 30434137, 36730855, 54551755, 76372457, 99698035, 139577249, 152170685, 213038959, 381862285, 578248603, 697886245, 1065194795, 2891243015, 4047740221, 20238701105]

約数ペア:

[(1, 20238701105), (5, 4047740221), (7, 2891243015), (19, 1065194795), (29, 697886245), (35, 578248603), (53, 381862285), (95, 213038959), (133, 152170685), (145, 139577249), (203, 99698035), (265, 76372457), (371, 54551755), (551, 36730855), (665, 30434137), (1007, 20098015), (1015, 19939607), (1537, 13167665), (1855, 10910351), (2755, 7346171), (3857, 5247265), (5035, 4019603), (7049, 2871145), (7685, 2633533), (10759, 1881095), (19285, 1049453), (19801, 1022105), (29203, 693035), (35245, 574229), (53795, 376219), (99005, 204421), (138607, 146015)]