18343971

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1777}}^1$

素因数の和:1851

約数の個数: 24

約数和(自身を含む): 28106624

約数和(自身を除く): 9762653

約数列:

[1, 3, 9, 31, 37, 93, 111, 279, 333, 1147, 1777, 3441, 5331, 10323, 15993, 55087, 65749, 165261, 197247, 495783, 591741, 2038219, 6114657, 18343971]

約数ペア:

[(1, 18343971), (3, 6114657), (9, 2038219), (31, 591741), (37, 495783), (93, 197247), (111, 165261), (279, 65749), (333, 55087), (1147, 15993), (1777, 10323), (3441, 5331)]