15128788

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{10477}}^1$

素因数の和:10519

約数の個数: 18

約数和(自身を含む): 27944826

約数和(自身を除く): 12816038

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 10477, 20954, 41908, 199063, 398126, 796252, 3782197, 7564394, 15128788]

約数ペア:

[(1, 15128788), (2, 7564394), (4, 3782197), (19, 796252), (38, 398126), (76, 199063), (361, 41908), (722, 20954), (1444, 10477)]