19724754

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2917}}^1$

素因数の和:2959

約数の個数: 48

約数和(自身を含む): 47901888

約数和(自身を除く): 28177134

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 69, 98, 138, 147, 161, 294, 322, 483, 966, 1127, 2254, 2917, 3381, 5834, 6762, 8751, 17502, 20419, 40838, 61257, 67091, 122514, 134182, 142933, 201273, 285866, 402546, 428799, 469637, 857598, 939274, 1408911, 2817822, 3287459, 6574918, 9862377, 19724754]

約数ペア:

[(1, 19724754), (2, 9862377), (3, 6574918), (6, 3287459), (7, 2817822), (14, 1408911), (21, 939274), (23, 857598), (42, 469637), (46, 428799), (49, 402546), (69, 285866), (98, 201273), (138, 142933), (147, 134182), (161, 122514), (294, 67091), (322, 61257), (483, 40838), (966, 20419), (1127, 17502), (2254, 8751), (2917, 6762), (3381, 5834)]