20548968

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{281}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 56445120

約数和(自身を除く): 35896152

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 277, 281, 554, 562, 831, 843, 1108, 1124, 1662, 1686, 2216, 2248, 3047, 3091, 3324, 3372, 6094, 6182, 6648, 6744, 9141, 9273, 12188, 12364, 18282, 18546, 24376, 24728, 36564, 37092, 73128, 74184, 77837, 155674, 233511, 311348, 467022, 622696, 856207, 934044, 1712414, 1868088, 2568621, 3424828, 5137242, 6849656, 10274484, 20548968]

約数ペア:

[(1, 20548968), (2, 10274484), (3, 6849656), (4, 5137242), (6, 3424828), (8, 2568621), (11, 1868088), (12, 1712414), (22, 934044), (24, 856207), (33, 622696), (44, 467022), (66, 311348), (88, 233511), (132, 155674), (264, 77837), (277, 74184), (281, 73128), (554, 37092), (562, 36564), (831, 24728), (843, 24376), (1108, 18546), (1124, 18282), (1662, 12364), (1686, 12188), (2216, 9273), (2248, 9141), (3047, 6744), (3091, 6648), (3324, 6182), (3372, 6094)]