19896494

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{1187}}^1$

素因数の和:1252

約数の個数: 24

約数和(自身を含む): 32824440

約数和(自身を除く): 12927946

約数列:

[1, 2, 17, 29, 34, 58, 289, 493, 578, 986, 1187, 2374, 8381, 16762, 20179, 34423, 40358, 68846, 343043, 585191, 686086, 1170382, 9948247, 19896494]

約数ペア:

[(1, 19896494), (2, 9948247), (17, 1170382), (29, 686086), (34, 585191), (58, 343043), (289, 68846), (493, 40358), (578, 34423), (986, 20179), (1187, 16762), (2374, 8381)]