19847198

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:608

約数の個数: 32

約数和(自身を含む): 35417088

約数和(自身を除く): 15569890

約数列:

[1, 2, 7, 14, 41, 71, 82, 142, 287, 487, 497, 574, 974, 994, 2911, 3409, 5822, 6818, 19967, 20377, 34577, 39934, 40754, 69154, 139769, 242039, 279538, 484078, 1417657, 2835314, 9923599, 19847198]

約数ペア:

[(1, 19847198), (2, 9923599), (7, 2835314), (14, 1417657), (41, 484078), (71, 279538), (82, 242039), (142, 139769), (287, 69154), (487, 40754), (497, 39934), (574, 34577), (974, 20377), (994, 19967), (2911, 6818), (3409, 5822)]