18291545818

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1327}}^1\times {\mathrm{1429}}^1$

素因数の和:2831

約数の個数: 64

約数和(自身を含む): 34456181760

約数和(自身を除く): 16164635942

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 1327, 1378, 1429, 2654, 2858, 4823, 9289, 9646, 10003, 17251, 18577, 18578, 20006, 34502, 37154, 70331, 75737, 120757, 130039, 140662, 151474, 241514, 260078, 492317, 530159, 914303, 984581, 984634, 1060318, 1828606, 1896283, 1969162, 3792566, 6400121, 6892067, 12800242, 13273981, 13784134, 24651679, 26547962, 49303358, 100502999, 172561753, 201005998, 345123506, 703520993, 1306538987, 1407041986, 2613077974, 9145772909, 18291545818]

約数ペア:

[(1, 18291545818), (2, 9145772909), (7, 2613077974), (13, 1407041986), (14, 1306538987), (26, 703520993), (53, 345123506), (91, 201005998), (106, 172561753), (182, 100502999), (371, 49303358), (689, 26547962), (742, 24651679), (1327, 13784134), (1378, 13273981), (1429, 12800242), (2654, 6892067), (2858, 6400121), (4823, 3792566), (9289, 1969162), (9646, 1896283), (10003, 1828606), (17251, 1060318), (18577, 984634), (18578, 984581), (20006, 914303), (34502, 530159), (37154, 492317), (70331, 260078), (75737, 241514), (120757, 151474), (130039, 140662)]