20183615420

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{46919}}^1$

素因数の和:47222

約数の個数: 48

約数和(自身を含む): 42967834560

約数和(自身を除く): 22784219140

約数列:

[1, 2, 4, 5, 10, 20, 137, 157, 274, 314, 548, 628, 685, 785, 1370, 1570, 2740, 3140, 21509, 43018, 46919, 86036, 93838, 107545, 187676, 215090, 234595, 430180, 469190, 938380, 6427903, 7366283, 12855806, 14732566, 25711612, 29465132, 32139515, 36831415, 64279030, 73662830, 128558060, 147325660, 1009180771, 2018361542, 4036723084, 5045903855, 10091807710, 20183615420]

約数ペア:

[(1, 20183615420), (2, 10091807710), (4, 5045903855), (5, 4036723084), (10, 2018361542), (20, 1009180771), (137, 147325660), (157, 128558060), (274, 73662830), (314, 64279030), (548, 36831415), (628, 32139515), (685, 29465132), (785, 25711612), (1370, 14732566), (1570, 12855806), (2740, 7366283), (3140, 6427903), (21509, 938380), (43018, 469190), (46919, 430180), (86036, 234595), (93838, 215090), (107545, 187676)]