18964344

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{719}}^1$

素因数の和:892

約数の個数: 64

約数和(自身を含む): 54604800

約数和(自身を除く): 35640456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 157, 168, 314, 471, 628, 719, 942, 1099, 1256, 1438, 1884, 2157, 2198, 2876, 3297, 3768, 4314, 4396, 5033, 5752, 6594, 8628, 8792, 10066, 13188, 15099, 17256, 20132, 26376, 30198, 40264, 60396, 112883, 120792, 225766, 338649, 451532, 677298, 790181, 903064, 1354596, 1580362, 2370543, 2709192, 3160724, 4741086, 6321448, 9482172, 18964344]

約数ペア:

[(1, 18964344), (2, 9482172), (3, 6321448), (4, 4741086), (6, 3160724), (7, 2709192), (8, 2370543), (12, 1580362), (14, 1354596), (21, 903064), (24, 790181), (28, 677298), (42, 451532), (56, 338649), (84, 225766), (157, 120792), (168, 112883), (314, 60396), (471, 40264), (628, 30198), (719, 26376), (942, 20132), (1099, 17256), (1256, 15099), (1438, 13188), (1884, 10066), (2157, 8792), (2198, 8628), (2876, 6594), (3297, 5752), (3768, 5033), (4314, 4396)]