19288026

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{28961}}^1$

素因数の和:29006

約数の個数: 24

約数和(自身を含む): 42921684

約数和(自身を除く): 23633658

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 28961, 57922, 86883, 173766, 260649, 521298, 1071557, 2143114, 3214671, 6429342, 9644013, 19288026]

約数ペア:

[(1, 19288026), (2, 9644013), (3, 6429342), (6, 3214671), (9, 2143114), (18, 1071557), (37, 521298), (74, 260649), (111, 173766), (222, 86883), (333, 57922), (666, 28961)]