20939930154

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{2333}}^1$

素因数の和:2693

約数の個数: 144

約数和(自身を含む): 53897951016

約数和(自身を除く): 32958020862

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 121, 143, 198, 234, 242, 286, 317, 363, 429, 634, 726, 858, 951, 1089, 1287, 1573, 1902, 2178, 2333, 2574, 2853, 3146, 3487, 4121, 4666, 4719, 5706, 6974, 6999, 8242, 9438, 10461, 12363, 13998, 14157, 20922, 20997, 24726, 25663, 28314, 30329, 31383, 37089, 38357, 41994, 45331, 51326, 60658, 62766, 74178, 76714, 76989, 90662, 90987, 115071, 135993, 153978, 181974, 230142, 230967, 271986, 272961, 282293, 333619, 345213, 407979, 461934, 498641, 545922, 564586, 667238, 690426, 739561, 815958, 846879, 997282, 1000857, 1479122, 1495923, 1693758, 2001714, 2218683, 2540637, 2991846, 3002571, 3669809, 4437366, 4487769, 5081274, 6005142, 6656049, 7339618, 8135171, 8975538, 9614293, 11009427, 13312098, 16270342, 19228586, 22018854, 24405513, 28842879, 33028281, 48811026, 57685758, 66056562, 73216539, 86528637, 89486881, 105757223, 146433078, 173057274, 178973762, 211514446, 268460643, 317271669, 536921286, 634543338, 805381929, 951815007, 1163329453, 1610763858, 1903630014, 2326658906, 3489988359, 6979976718, 10469965077, 20939930154]

約数ペア:

[(1, 20939930154), (2, 10469965077), (3, 6979976718), (6, 3489988359), (9, 2326658906), (11, 1903630014), (13, 1610763858), (18, 1163329453), (22, 951815007), (26, 805381929), (33, 634543338), (39, 536921286), (66, 317271669), (78, 268460643), (99, 211514446), (117, 178973762), (121, 173057274), (143, 146433078), (198, 105757223), (234, 89486881), (242, 86528637), (286, 73216539), (317, 66056562), (363, 57685758), (429, 48811026), (634, 33028281), (726, 28842879), (858, 24405513), (951, 22018854), (1089, 19228586), (1287, 16270342), (1573, 13312098), (1902, 11009427), (2178, 9614293), (2333, 8975538), (2574, 8135171), (2853, 7339618), (3146, 6656049), (3487, 6005142), (4121, 5081274), (4666, 4487769), (4719, 4437366), (5706, 3669809), (6974, 3002571), (6999, 2991846), (8242, 2540637), (9438, 2218683), (10461, 2001714), (12363, 1693758), (13998, 1495923), (14157, 1479122), (20922, 1000857), (20997, 997282), (24726, 846879), (25663, 815958), (28314, 739561), (30329, 690426), (31383, 667238), (37089, 564586), (38357, 545922), (41994, 498641), (45331, 461934), (51326, 407979), (60658, 345213), (62766, 333619), (74178, 282293), (76714, 272961), (76989, 271986), (90662, 230967), (90987, 230142), (115071, 181974), (135993, 153978)]