18517356

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 57349600

約数和(自身を除く): 38832244

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 27, 33, 36, 39, 44, 52, 54, 66, 78, 99, 108, 109, 117, 121, 132, 143, 156, 198, 218, 234, 242, 286, 297, 327, 351, 363, 396, 429, 436, 468, 484, 572, 594, 654, 702, 726, 858, 981, 1089, 1188, 1199, 1287, 1308, 1404, 1417, 1452, 1573, 1716, 1962, 2178, 2398, 2574, 2834, 2943, 3146, 3267, 3597, 3861, 3924, 4251, 4356, 4719, 4796, 5148, 5668, 5886, 6292, 6534, 7194, 7722, 8502, 9438, 10791, 11772, 12753, 13068, 13189, 14157, 14388, 15444, 15587, 17004, 18876, 21582, 25506, 26378, 28314, 31174, 32373, 38259, 39567, 42471, 43164, 46761, 51012, 52756, 56628, 62348, 64746, 76518, 79134, 84942, 93522, 118701, 129492, 140283, 153036, 158268, 169884, 171457, 187044, 237402, 280566, 342914, 356103, 420849, 474804, 514371, 561132, 685828, 712206, 841698, 1028742, 1424412, 1543113, 1683396, 2057484, 3086226, 4629339, 6172452, 9258678, 18517356]

約数ペア:

[(1, 18517356), (2, 9258678), (3, 6172452), (4, 4629339), (6, 3086226), (9, 2057484), (11, 1683396), (12, 1543113), (13, 1424412), (18, 1028742), (22, 841698), (26, 712206), (27, 685828), (33, 561132), (36, 514371), (39, 474804), (44, 420849), (52, 356103), (54, 342914), (66, 280566), (78, 237402), (99, 187044), (108, 171457), (109, 169884), (117, 158268), (121, 153036), (132, 140283), (143, 129492), (156, 118701), (198, 93522), (218, 84942), (234, 79134), (242, 76518), (286, 64746), (297, 62348), (327, 56628), (351, 52756), (363, 51012), (396, 46761), (429, 43164), (436, 42471), (468, 39567), (484, 38259), (572, 32373), (594, 31174), (654, 28314), (702, 26378), (726, 25506), (858, 21582), (981, 18876), (1089, 17004), (1188, 15587), (1199, 15444), (1287, 14388), (1308, 14157), (1404, 13189), (1417, 13068), (1452, 12753), (1573, 11772), (1716, 10791), (1962, 9438), (2178, 8502), (2398, 7722), (2574, 7194), (2834, 6534), (2943, 6292), (3146, 5886), (3267, 5668), (3597, 5148), (3861, 4796), (3924, 4719), (4251, 4356)]