19122272

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1069}}^1$

素因数の和:1135

約数の個数: 48

約数和(自身を含む): 41524560

約数和(自身を除く): 22402288

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1069, 1118, 1376, 2138, 2236, 4276, 4472, 8552, 8944, 13897, 17104, 17888, 27794, 34208, 45967, 55588, 91934, 111176, 183868, 222352, 367736, 444704, 597571, 735472, 1195142, 1470944, 2390284, 4780568, 9561136, 19122272]

約数ペア:

[(1, 19122272), (2, 9561136), (4, 4780568), (8, 2390284), (13, 1470944), (16, 1195142), (26, 735472), (32, 597571), (43, 444704), (52, 367736), (86, 222352), (104, 183868), (172, 111176), (208, 91934), (344, 55588), (416, 45967), (559, 34208), (688, 27794), (1069, 17888), (1118, 17104), (1376, 13897), (2138, 8944), (2236, 8552), (4276, 4472)]