1999071792

素因数分解:

$2^4\times 3^3\times {\mathrm{103}}^1\times {\mathrm{44927}}^1$

素因数の和:45047

約数の個数: 80

約数和(自身を含む): 5793914880

約数和(自身を除く): 3794843088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 103, 108, 144, 206, 216, 309, 412, 432, 618, 824, 927, 1236, 1648, 1854, 2472, 2781, 3708, 4944, 5562, 7416, 11124, 14832, 22248, 44496, 44927, 89854, 134781, 179708, 269562, 359416, 404343, 539124, 718832, 808686, 1078248, 1213029, 1617372, 2156496, 2426058, 3234744, 4627481, 4852116, 6469488, 9254962, 9704232, 13882443, 18509924, 19408464, 27764886, 37019848, 41647329, 55529772, 74039696, 83294658, 111059544, 124941987, 166589316, 222119088, 249883974, 333178632, 499767948, 666357264, 999535896, 1999071792]

約数ペア:

[(1, 1999071792), (2, 999535896), (3, 666357264), (4, 499767948), (6, 333178632), (8, 249883974), (9, 222119088), (12, 166589316), (16, 124941987), (18, 111059544), (24, 83294658), (27, 74039696), (36, 55529772), (48, 41647329), (54, 37019848), (72, 27764886), (103, 19408464), (108, 18509924), (144, 13882443), (206, 9704232), (216, 9254962), (309, 6469488), (412, 4852116), (432, 4627481), (618, 3234744), (824, 2426058), (927, 2156496), (1236, 1617372), (1648, 1213029), (1854, 1078248), (2472, 808686), (2781, 718832), (3708, 539124), (4944, 404343), (5562, 359416), (7416, 269562), (11124, 179708), (14832, 134781), (22248, 89854), (44496, 44927)]