20658168

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15101}}^1$

素因数の和:15132

約数の個数: 48

約数和(自身を含む): 58897800

約数和(自身を除く): 38239632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15101, 30202, 45303, 60404, 90606, 120808, 135909, 181212, 271818, 286919, 362424, 543636, 573838, 860757, 1087272, 1147676, 1721514, 2295352, 2582271, 3443028, 5164542, 6886056, 10329084, 20658168]

約数ペア:

[(1, 20658168), (2, 10329084), (3, 6886056), (4, 5164542), (6, 3443028), (8, 2582271), (9, 2295352), (12, 1721514), (18, 1147676), (19, 1087272), (24, 860757), (36, 573838), (38, 543636), (57, 362424), (72, 286919), (76, 271818), (114, 181212), (152, 135909), (171, 120808), (228, 90606), (342, 60404), (456, 45303), (684, 30202), (1368, 15101)]