19305027

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4441}}^1$

素因数の和:4480

約数の個数: 32

約数和(自身を含む): 34114560

約数和(自身を除く): 14809533

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 4441, 13323, 31087, 39969, 93261, 102143, 119907, 279783, 306429, 715001, 839349, 919287, 2145003, 2757861, 6435009, 19305027]

約数ペア:

[(1, 19305027), (3, 6435009), (7, 2757861), (9, 2145003), (21, 919287), (23, 839349), (27, 715001), (63, 306429), (69, 279783), (161, 119907), (189, 102143), (207, 93261), (483, 39969), (621, 31087), (1449, 13323), (4347, 4441)]