28190786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{16183}}^1$

素因数の和:16265

約数の個数: 16

約数和(自身を含む): 46221504

約数和(自身を除く): 18030718

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 16183, 32366, 210379, 420758, 1084261, 2168522, 14095393, 28190786]

約数ペア:

[(1, 28190786), (2, 14095393), (13, 2168522), (26, 1084261), (67, 420758), (134, 210379), (871, 32366), (1742, 16183)]