27953788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{3571}}^1$

素因数の和:3697

約数の個数: 24

約数和(自身を含む): 52008320

約数和(自身を除く): 24054532

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1957, 3571, 3914, 7142, 7828, 14284, 67849, 135698, 271396, 367813, 735626, 1471252, 6988447, 13976894, 27953788]

約数ペア:

[(1, 27953788), (2, 13976894), (4, 6988447), (19, 1471252), (38, 735626), (76, 367813), (103, 271396), (206, 135698), (412, 67849), (1957, 14284), (3571, 7828), (3914, 7142)]