19992726

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{85439}}^1$

素因数の和:85460

約数の個数: 24

約数和(自身を含む): 46650240

約数和(自身を除く): 26657514

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 85439, 170878, 256317, 512634, 768951, 1110707, 1537902, 2221414, 3332121, 6664242, 9996363, 19992726]

約数ペア:

[(1, 19992726), (2, 9996363), (3, 6664242), (6, 3332121), (9, 2221414), (13, 1537902), (18, 1110707), (26, 768951), (39, 512634), (78, 256317), (117, 170878), (234, 85439)]