27998672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{134609}}^1$

素因数の和:134630

約数の個数: 20

約数和(自身を含む): 58420740

約数和(自身を除く): 30422068

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 134609, 269218, 538436, 1076872, 1749917, 2153744, 3499834, 6999668, 13999336, 27998672]

約数ペア:

[(1, 27998672), (2, 13999336), (4, 6999668), (8, 3499834), (13, 2153744), (16, 1749917), (26, 1076872), (52, 538436), (104, 269218), (208, 134609)]