204134672

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{20479}}^1$

素因数の和:20583

約数の個数: 40

約数和(自身を含む): 457113600

約数和(自身を除く): 252978928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 4984, 9968, 20479, 40958, 81916, 143353, 163832, 286706, 327664, 573412, 1146824, 1822631, 2293648, 3645262, 7290524, 12758417, 14581048, 25516834, 29162096, 51033668, 102067336, 204134672]

約数ペア:

[(1, 204134672), (2, 102067336), (4, 51033668), (7, 29162096), (8, 25516834), (14, 14581048), (16, 12758417), (28, 7290524), (56, 3645262), (89, 2293648), (112, 1822631), (178, 1146824), (356, 573412), (623, 327664), (712, 286706), (1246, 163832), (1424, 143353), (2492, 81916), (4984, 40958), (9968, 20479)]