19636530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 50440320

約数和(自身を除く): 30803790

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 139, 170, 255, 277, 278, 417, 510, 554, 695, 831, 834, 1385, 1390, 1662, 2085, 2363, 2770, 4155, 4170, 4709, 4726, 7089, 8310, 9418, 11815, 14127, 14178, 23545, 23630, 28254, 35445, 38503, 47090, 70635, 70890, 77006, 115509, 141270, 192515, 231018, 385030, 577545, 654551, 1155090, 1309102, 1963653, 3272755, 3927306, 6545510, 9818265, 19636530]

約数ペア:

[(1, 19636530), (2, 9818265), (3, 6545510), (5, 3927306), (6, 3272755), (10, 1963653), (15, 1309102), (17, 1155090), (30, 654551), (34, 577545), (51, 385030), (85, 231018), (102, 192515), (139, 141270), (170, 115509), (255, 77006), (277, 70890), (278, 70635), (417, 47090), (510, 38503), (554, 35445), (695, 28254), (831, 23630), (834, 23545), (1385, 14178), (1390, 14127), (1662, 11815), (2085, 9418), (2363, 8310), (2770, 7089), (4155, 4726), (4170, 4709)]