19154915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4831}}^1$

素因数の和:4910

約数の個数: 16

約数和(自身を含む): 25165056

約数和(自身を除く): 6010141

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 4831, 24155, 62803, 294691, 314015, 1473455, 3830983, 19154915]

約数ペア:

[(1, 19154915), (5, 3830983), (13, 1473455), (61, 314015), (65, 294691), (305, 62803), (793, 24155), (3965, 4831)]