1799668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 3460968

約数和(自身を除く): 1661300

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 653, 689, 1306, 1378, 2612, 2756, 8489, 16978, 33956, 34609, 69218, 138436, 449917, 899834, 1799668]

約数ペア:

[(1, 1799668), (2, 899834), (4, 449917), (13, 138436), (26, 69218), (52, 34609), (53, 33956), (106, 16978), (212, 8489), (653, 2756), (689, 2612), (1306, 1378)]