19171784

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4861}}^1$

素因数の和:4913

約数の個数: 32

約数和(自身を含む): 39382200

約数和(自身を除く): 20210416

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 232, 493, 986, 1972, 3944, 4861, 9722, 19444, 38888, 82637, 140969, 165274, 281938, 330548, 563876, 661096, 1127752, 2396473, 4792946, 9585892, 19171784]

約数ペア:

[(1, 19171784), (2, 9585892), (4, 4792946), (8, 2396473), (17, 1127752), (29, 661096), (34, 563876), (58, 330548), (68, 281938), (116, 165274), (136, 140969), (232, 82637), (493, 38888), (986, 19444), (1972, 9722), (3944, 4861)]