18865668

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{29663}}^1$

素因数の和:29723

約数の個数: 24

約数和(自身を含む): 44851968

約数和(自身を除く): 25986300

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 29663, 59326, 88989, 118652, 177978, 355956, 1572139, 3144278, 4716417, 6288556, 9432834, 18865668]

約数ペア:

[(1, 18865668), (2, 9432834), (3, 6288556), (4, 4716417), (6, 3144278), (12, 1572139), (53, 355956), (106, 177978), (159, 118652), (212, 88989), (318, 59326), (636, 29663)]