18327386

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 35750400

約数和(自身を除く): 17423014

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 121, 154, 217, 242, 341, 349, 434, 682, 698, 847, 1694, 2387, 2443, 3751, 3839, 4774, 4886, 7502, 7678, 10819, 21638, 26257, 26873, 42229, 52514, 53746, 75733, 84458, 119009, 151466, 238018, 295603, 591206, 833063, 1309099, 1666126, 2618198, 9163693, 18327386]

約数ペア:

[(1, 18327386), (2, 9163693), (7, 2618198), (11, 1666126), (14, 1309099), (22, 833063), (31, 591206), (62, 295603), (77, 238018), (121, 151466), (154, 119009), (217, 84458), (242, 75733), (341, 53746), (349, 52514), (434, 42229), (682, 26873), (698, 26257), (847, 21638), (1694, 10819), (2387, 7678), (2443, 7502), (3751, 4886), (3839, 4774)]