20180683016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{523}}^1\times {\mathrm{1193}}^1$

素因数の和:2046

約数の個数: 64

約数和(自身を含む): 40992981120

約数和(自身を除く): 20812298104

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 311, 523, 622, 1046, 1193, 1244, 2092, 2386, 2488, 4043, 4184, 4772, 6799, 8086, 9544, 13598, 15509, 16172, 27196, 31018, 32344, 54392, 62036, 124072, 162653, 325306, 371023, 623939, 650612, 742046, 1247878, 1301224, 1484092, 2114489, 2495756, 2968184, 4228978, 4823299, 4991512, 8111207, 8457956, 9646598, 16222414, 16915912, 19293196, 32444828, 38586392, 64889656, 194045029, 388090058, 776180116, 1552360232, 2522585377, 5045170754, 10090341508, 20180683016]

約数ペア:

[(1, 20180683016), (2, 10090341508), (4, 5045170754), (8, 2522585377), (13, 1552360232), (26, 776180116), (52, 388090058), (104, 194045029), (311, 64889656), (523, 38586392), (622, 32444828), (1046, 19293196), (1193, 16915912), (1244, 16222414), (2092, 9646598), (2386, 8457956), (2488, 8111207), (4043, 4991512), (4184, 4823299), (4772, 4228978), (6799, 2968184), (8086, 2495756), (9544, 2114489), (13598, 1484092), (15509, 1301224), (16172, 1247878), (27196, 742046), (31018, 650612), (32344, 623939), (54392, 371023), (62036, 325306), (124072, 162653)]