20804536522

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1135247}}^1$

素因数の和:1135291

約数の個数: 48

約数和(自身を含む): 41931520128

約数和(自身を除く): 21126983606

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 49, 77, 98, 119, 154, 187, 238, 374, 539, 833, 1078, 1309, 1666, 2618, 9163, 18326, 1135247, 2270494, 7946729, 12487717, 15893458, 19299199, 24975434, 38598398, 55627103, 87414019, 111254206, 135094393, 174828038, 212291189, 270188786, 424582378, 611898133, 945660751, 1223796266, 1486038323, 1891321502, 2972076646, 10402268261, 20804536522]

約数ペア:

[(1, 20804536522), (2, 10402268261), (7, 2972076646), (11, 1891321502), (14, 1486038323), (17, 1223796266), (22, 945660751), (34, 611898133), (49, 424582378), (77, 270188786), (98, 212291189), (119, 174828038), (154, 135094393), (187, 111254206), (238, 87414019), (374, 55627103), (539, 38598398), (833, 24975434), (1078, 19299199), (1309, 15893458), (1666, 12487717), (2618, 7946729), (9163, 2270494), (18326, 1135247)]