11781748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 25099200

約数和(自身を除く): 13317452

約数列:

[1, 2, 4, 11, 17, 19, 22, 34, 38, 44, 68, 76, 187, 209, 323, 374, 418, 646, 748, 829, 836, 1292, 1658, 3316, 3553, 7106, 9119, 14093, 14212, 15751, 18238, 28186, 31502, 36476, 56372, 63004, 155023, 173261, 267767, 310046, 346522, 535534, 620092, 693044, 1071068, 2945437, 5890874, 11781748]

約数ペア:

[(1, 11781748), (2, 5890874), (4, 2945437), (11, 1071068), (17, 693044), (19, 620092), (22, 535534), (34, 346522), (38, 310046), (44, 267767), (68, 173261), (76, 155023), (187, 63004), (209, 56372), (323, 36476), (374, 31502), (418, 28186), (646, 18238), (748, 15751), (829, 14212), (836, 14093), (1292, 9119), (1658, 7106), (3316, 3553)]