28451626

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{106961}}^1$

素因数の和:106989

約数の個数: 16

約数和(自身を含む): 51341760

約数和(自身を除く): 22890134

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 106961, 213922, 748727, 1497454, 2032259, 4064518, 14225813, 28451626]

約数ペア:

[(1, 28451626), (2, 14225813), (7, 4064518), (14, 2032259), (19, 1497454), (38, 748727), (133, 213922), (266, 106961)]