20677968

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{3881}}^1$

素因数の和:3932

約数の個数: 60

約数和(自身を含む): 59448948

約数和(自身を除く): 38770980

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 888, 1332, 1776, 2664, 3881, 5328, 7762, 11643, 15524, 23286, 31048, 34929, 46572, 62096, 69858, 93144, 139716, 143597, 186288, 279432, 287194, 430791, 558864, 574388, 861582, 1148776, 1292373, 1723164, 2297552, 2584746, 3446328, 5169492, 6892656, 10338984, 20677968]

約数ペア:

[(1, 20677968), (2, 10338984), (3, 6892656), (4, 5169492), (6, 3446328), (8, 2584746), (9, 2297552), (12, 1723164), (16, 1292373), (18, 1148776), (24, 861582), (36, 574388), (37, 558864), (48, 430791), (72, 287194), (74, 279432), (111, 186288), (144, 143597), (148, 139716), (222, 93144), (296, 69858), (333, 62096), (444, 46572), (592, 34929), (666, 31048), (888, 23286), (1332, 15524), (1776, 11643), (2664, 7762), (3881, 5328)]