204984612

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18917}}^1$

素因数の和:18977

約数の個数: 72

約数和(自身を含む): 605981376

約数和(自身を除く): 400996764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 3612, 5418, 10836, 18917, 37834, 56751, 75668, 113502, 132419, 170253, 227004, 264838, 340506, 397257, 529676, 681012, 794514, 813431, 1191771, 1589028, 1626862, 2383542, 2440293, 3253724, 4767084, 4880586, 5694017, 7320879, 9761172, 11388034, 14641758, 17082051, 22776068, 29283516, 34164102, 51246153, 68328204, 102492306, 204984612]

約数ペア:

[(1, 204984612), (2, 102492306), (3, 68328204), (4, 51246153), (6, 34164102), (7, 29283516), (9, 22776068), (12, 17082051), (14, 14641758), (18, 11388034), (21, 9761172), (28, 7320879), (36, 5694017), (42, 4880586), (43, 4767084), (63, 3253724), (84, 2440293), (86, 2383542), (126, 1626862), (129, 1589028), (172, 1191771), (252, 813431), (258, 794514), (301, 681012), (387, 529676), (516, 397257), (602, 340506), (774, 264838), (903, 227004), (1204, 170253), (1548, 132419), (1806, 113502), (2709, 75668), (3612, 56751), (5418, 37834), (10836, 18917)]