19810392

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3187}}^1$

素因数の和:3240

約数の個数: 64

約数和(自身を含む): 58149120

約数和(自身を除く): 38338728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 444, 518, 777, 888, 1036, 1554, 2072, 3108, 3187, 6216, 6374, 9561, 12748, 19122, 22309, 25496, 38244, 44618, 66927, 76488, 89236, 117919, 133854, 178472, 235838, 267708, 353757, 471676, 535416, 707514, 825433, 943352, 1415028, 1650866, 2476299, 2830056, 3301732, 4952598, 6603464, 9905196, 19810392]

約数ペア:

[(1, 19810392), (2, 9905196), (3, 6603464), (4, 4952598), (6, 3301732), (7, 2830056), (8, 2476299), (12, 1650866), (14, 1415028), (21, 943352), (24, 825433), (28, 707514), (37, 535416), (42, 471676), (56, 353757), (74, 267708), (84, 235838), (111, 178472), (148, 133854), (168, 117919), (222, 89236), (259, 76488), (296, 66927), (444, 44618), (518, 38244), (777, 25496), (888, 22309), (1036, 19122), (1554, 12748), (2072, 9561), (3108, 6374), (3187, 6216)]