19588311

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:341

約数の個数: 40

約数和(自身を含む): 31363200

約数和(自身を除く): 11774889

約数列:

[1, 3, 9, 27, 29, 31, 81, 87, 93, 261, 269, 279, 783, 807, 837, 899, 2349, 2421, 2511, 2697, 7263, 7801, 8091, 8339, 21789, 23403, 24273, 25017, 70209, 72819, 75051, 210627, 225153, 241831, 631881, 675459, 725493, 2176479, 6529437, 19588311]

約数ペア:

[(1, 19588311), (3, 6529437), (9, 2176479), (27, 725493), (29, 675459), (31, 631881), (81, 241831), (87, 225153), (93, 210627), (261, 75051), (269, 72819), (279, 70209), (783, 25017), (807, 24273), (837, 23403), (899, 21789), (2349, 8339), (2421, 8091), (2511, 7801), (2697, 7263)]