1999858248

素因数分解:

$2^3\times 3^4\times {\mathrm{107}}^1\times {\mathrm{28843}}^1$

素因数の和:28968

約数の個数: 80

約数和(自身を含む): 5654000880

約数和(自身を除く): 3654142632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 107, 108, 162, 214, 216, 321, 324, 428, 642, 648, 856, 963, 1284, 1926, 2568, 2889, 3852, 5778, 7704, 8667, 11556, 17334, 23112, 28843, 34668, 57686, 69336, 86529, 115372, 173058, 230744, 259587, 346116, 519174, 692232, 778761, 1038348, 1557522, 2076696, 2336283, 3086201, 3115044, 4672566, 6172402, 6230088, 9258603, 9345132, 12344804, 18517206, 18690264, 24689608, 27775809, 37034412, 55551618, 74068824, 83327427, 111103236, 166654854, 222206472, 249982281, 333309708, 499964562, 666619416, 999929124, 1999858248]

約数ペア:

[(1, 1999858248), (2, 999929124), (3, 666619416), (4, 499964562), (6, 333309708), (8, 249982281), (9, 222206472), (12, 166654854), (18, 111103236), (24, 83327427), (27, 74068824), (36, 55551618), (54, 37034412), (72, 27775809), (81, 24689608), (107, 18690264), (108, 18517206), (162, 12344804), (214, 9345132), (216, 9258603), (321, 6230088), (324, 6172402), (428, 4672566), (642, 3115044), (648, 3086201), (856, 2336283), (963, 2076696), (1284, 1557522), (1926, 1038348), (2568, 778761), (2889, 692232), (3852, 519174), (5778, 346116), (7704, 259587), (8667, 230744), (11556, 173058), (17334, 115372), (23112, 86529), (28843, 69336), (34668, 57686)]