20151111924

素因数分解:

$2^2\times 3^2\times {\mathrm{1997}}^1\times {\mathrm{280297}}^1$

素因数の和:282304

約数の個数: 36

約数和(自身を含む): 50963221764

約数和(自身を除く): 30812109840

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1997, 3994, 5991, 7988, 11982, 17973, 23964, 35946, 71892, 280297, 560594, 840891, 1121188, 1681782, 2522673, 3363564, 5045346, 10090692, 559753109, 1119506218, 1679259327, 2239012436, 3358518654, 5037777981, 6717037308, 10075555962, 20151111924]

約数ペア:

[(1, 20151111924), (2, 10075555962), (3, 6717037308), (4, 5037777981), (6, 3358518654), (9, 2239012436), (12, 1679259327), (18, 1119506218), (36, 559753109), (1997, 10090692), (3994, 5045346), (5991, 3363564), (7988, 2522673), (11982, 1681782), (17973, 1121188), (23964, 840891), (35946, 560594), (71892, 280297)]