26778604

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1999}}^1$

素因数の和:2217

約数の個数: 24

約数和(自身を含む): 49896000

約数和(自身を除く): 23117396

約数列:

[1, 2, 4, 17, 34, 68, 197, 394, 788, 1999, 3349, 3998, 6698, 7996, 13396, 33983, 67966, 135932, 393803, 787606, 1575212, 6694651, 13389302, 26778604]

約数ペア:

[(1, 26778604), (2, 13389302), (4, 6694651), (17, 1575212), (34, 787606), (68, 393803), (197, 135932), (394, 67966), (788, 33983), (1999, 13396), (3349, 7996), (3998, 6698)]