28719856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{163181}}^1$

素因数の和:163200

約数の個数: 20

約数和(自身を含む): 60703704

約数和(自身を除く): 31983848

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 163181, 326362, 652724, 1305448, 1794991, 2610896, 3589982, 7179964, 14359928, 28719856]

約数ペア:

[(1, 28719856), (2, 14359928), (4, 7179964), (8, 3589982), (11, 2610896), (16, 1794991), (22, 1305448), (44, 652724), (88, 326362), (176, 163181)]