18281745

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{14009}}^1$

素因数の和:14049

約数の個数: 24

約数和(自身を含む): 32783400

約数和(自身を除く): 14501655

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 14009, 42027, 70045, 126081, 210135, 406261, 630405, 1218783, 2031305, 3656349, 6093915, 18281745]

約数ペア:

[(1, 18281745), (3, 6093915), (5, 3656349), (9, 2031305), (15, 1218783), (29, 630405), (45, 406261), (87, 210135), (145, 126081), (261, 70045), (435, 42027), (1305, 14009)]