28409212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{18839}}^1$

素因数の和:18885

約数の個数: 24

約数和(自身を含む): 55389600

約数和(自身を除く): 26980388

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 18839, 37678, 75356, 244907, 489814, 546331, 979628, 1092662, 2185324, 7102303, 14204606, 28409212]

約数ペア:

[(1, 28409212), (2, 14204606), (4, 7102303), (13, 2185324), (26, 1092662), (29, 979628), (52, 546331), (58, 489814), (116, 244907), (377, 75356), (754, 37678), (1508, 18839)]