15691951496

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{610867}}^1$

素因数の和:610918

約数の個数: 48

約数和(自身を含む): 33536653200

約数和(自身を除く): 17844701704

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 338, 494, 676, 988, 1352, 1976, 3211, 6422, 12844, 25688, 610867, 1221734, 2443468, 4886936, 7941271, 11606473, 15882542, 23212946, 31765084, 46425892, 63530168, 92851784, 103236523, 150884149, 206473046, 301768298, 412946092, 603536596, 825892184, 1207073192, 1961493937, 3922987874, 7845975748, 15691951496]

約数ペア:

[(1, 15691951496), (2, 7845975748), (4, 3922987874), (8, 1961493937), (13, 1207073192), (19, 825892184), (26, 603536596), (38, 412946092), (52, 301768298), (76, 206473046), (104, 150884149), (152, 103236523), (169, 92851784), (247, 63530168), (338, 46425892), (494, 31765084), (676, 23212946), (988, 15882542), (1352, 11606473), (1976, 7941271), (3211, 4886936), (6422, 2443468), (12844, 1221734), (25688, 610867)]