20181830985

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{44701}}^1$

素因数の和:44918

約数の個数: 48

約数和(自身を含む): 35704381440

約数和(自身を除く): 15522550455

約数列:

[1, 3, 5, 9, 15, 45, 79, 127, 237, 381, 395, 635, 711, 1143, 1185, 1905, 3555, 5715, 10033, 30099, 44701, 50165, 90297, 134103, 150495, 223505, 402309, 451485, 670515, 2011545, 3531379, 5677027, 10594137, 17031081, 17656895, 28385135, 31782411, 51093243, 52970685, 85155405, 158912055, 255466215, 448485133, 1345455399, 2242425665, 4036366197, 6727276995, 20181830985]

約数ペア:

[(1, 20181830985), (3, 6727276995), (5, 4036366197), (9, 2242425665), (15, 1345455399), (45, 448485133), (79, 255466215), (127, 158912055), (237, 85155405), (381, 52970685), (395, 51093243), (635, 31782411), (711, 28385135), (1143, 17656895), (1185, 17031081), (1905, 10594137), (3555, 5677027), (5715, 3531379), (10033, 2011545), (30099, 670515), (44701, 451485), (50165, 402309), (90297, 223505), (134103, 150495)]