28978064

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{106537}}^1$

素因数の和:106562

約数の個数: 20

約数和(自身を含む): 59448204

約数和(自身を除く): 30470140

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 106537, 213074, 426148, 852296, 1704592, 1811129, 3622258, 7244516, 14489032, 28978064]

約数ペア:

[(1, 28978064), (2, 14489032), (4, 7244516), (8, 3622258), (16, 1811129), (17, 1704592), (34, 852296), (68, 426148), (136, 213074), (272, 106537)]