18870293008

素因数分解:

$2^4\times 7^1\times {\mathrm{1051}}^1\times {\mathrm{160309}}^1$

素因数の和:161375

約数の個数: 40

約数和(自身を含む): 41824237760

約数和(自身を除く): 22953944752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1051, 2102, 4204, 7357, 8408, 14714, 16816, 29428, 58856, 117712, 160309, 320618, 641236, 1122163, 1282472, 2244326, 2564944, 4488652, 8977304, 17954608, 168484759, 336969518, 673939036, 1179393313, 1347878072, 2358786626, 2695756144, 4717573252, 9435146504, 18870293008]

約数ペア:

[(1, 18870293008), (2, 9435146504), (4, 4717573252), (7, 2695756144), (8, 2358786626), (14, 1347878072), (16, 1179393313), (28, 673939036), (56, 336969518), (112, 168484759), (1051, 17954608), (2102, 8977304), (4204, 4488652), (7357, 2564944), (8408, 2244326), (14714, 1282472), (16816, 1122163), (29428, 641236), (58856, 320618), (117712, 160309)]