18746674804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{1049}}^1$

素因数の和:1433

約数の個数: 96

約数和(自身を含む): 39019680000

約数和(自身を除く): 20273005196

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 157, 199, 286, 314, 398, 572, 628, 796, 1049, 1727, 2041, 2098, 2189, 2587, 3454, 4082, 4196, 4378, 5174, 6908, 8164, 8756, 10348, 11539, 13637, 22451, 23078, 27274, 28457, 31243, 44902, 46156, 54548, 56914, 62486, 89804, 113828, 124972, 150007, 164693, 208751, 300014, 329386, 343673, 406159, 417502, 600028, 658772, 687346, 812318, 835004, 1374692, 1624636, 1811623, 2141009, 2296261, 2713763, 3623246, 4282018, 4467749, 4592522, 5427526, 7246492, 8564036, 8935498, 9185044, 10855052, 17870996, 23551099, 29851393, 32773907, 47102198, 59702786, 65547814, 94204396, 119405572, 131095628, 360512977, 426060791, 721025954, 852121582, 1442051908, 1704243164, 4686668701, 9373337402, 18746674804]

約数ペア:

[(1, 18746674804), (2, 9373337402), (4, 4686668701), (11, 1704243164), (13, 1442051908), (22, 852121582), (26, 721025954), (44, 426060791), (52, 360512977), (143, 131095628), (157, 119405572), (199, 94204396), (286, 65547814), (314, 59702786), (398, 47102198), (572, 32773907), (628, 29851393), (796, 23551099), (1049, 17870996), (1727, 10855052), (2041, 9185044), (2098, 8935498), (2189, 8564036), (2587, 7246492), (3454, 5427526), (4082, 4592522), (4196, 4467749), (4378, 4282018), (5174, 3623246), (6908, 2713763), (8164, 2296261), (8756, 2141009), (10348, 1811623), (11539, 1624636), (13637, 1374692), (22451, 835004), (23078, 812318), (27274, 687346), (28457, 658772), (31243, 600028), (44902, 417502), (46156, 406159), (54548, 343673), (56914, 329386), (62486, 300014), (89804, 208751), (113828, 164693), (124972, 150007)]