19845288

素因数分解:

$2^3\times 3^2\times {\mathrm{101}}^1\times {\mathrm{2729}}^1$

素因数の和:2842

約数の個数: 48

約数和(自身を含む): 54299700

約数和(自身を除く): 34454412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 101, 202, 303, 404, 606, 808, 909, 1212, 1818, 2424, 2729, 3636, 5458, 7272, 8187, 10916, 16374, 21832, 24561, 32748, 49122, 65496, 98244, 196488, 275629, 551258, 826887, 1102516, 1653774, 2205032, 2480661, 3307548, 4961322, 6615096, 9922644, 19845288]

約数ペア:

[(1, 19845288), (2, 9922644), (3, 6615096), (4, 4961322), (6, 3307548), (8, 2480661), (9, 2205032), (12, 1653774), (18, 1102516), (24, 826887), (36, 551258), (72, 275629), (101, 196488), (202, 98244), (303, 65496), (404, 49122), (606, 32748), (808, 24561), (909, 21832), (1212, 16374), (1818, 10916), (2424, 8187), (2729, 7272), (3636, 5458)]