19513956

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{431}}^1$

素因数の和:470

約数の個数: 96

約数和(自身を含む): 58060800

約数和(自身を除く): 38546844

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 343, 431, 462, 539, 588, 686, 862, 924, 1029, 1078, 1293, 1372, 1617, 1724, 2058, 2156, 2586, 3017, 3234, 3773, 4116, 4741, 5172, 6034, 6468, 7546, 9051, 9482, 11319, 12068, 14223, 15092, 18102, 18964, 21119, 22638, 28446, 33187, 36204, 42238, 45276, 56892, 63357, 66374, 84476, 99561, 126714, 132748, 147833, 199122, 232309, 253428, 295666, 398244, 443499, 464618, 591332, 696927, 886998, 929236, 1393854, 1626163, 1773996, 2787708, 3252326, 4878489, 6504652, 9756978, 19513956]

約数ペア:

[(1, 19513956), (2, 9756978), (3, 6504652), (4, 4878489), (6, 3252326), (7, 2787708), (11, 1773996), (12, 1626163), (14, 1393854), (21, 929236), (22, 886998), (28, 696927), (33, 591332), (42, 464618), (44, 443499), (49, 398244), (66, 295666), (77, 253428), (84, 232309), (98, 199122), (132, 147833), (147, 132748), (154, 126714), (196, 99561), (231, 84476), (294, 66374), (308, 63357), (343, 56892), (431, 45276), (462, 42238), (539, 36204), (588, 33187), (686, 28446), (862, 22638), (924, 21119), (1029, 18964), (1078, 18102), (1293, 15092), (1372, 14223), (1617, 12068), (1724, 11319), (2058, 9482), (2156, 9051), (2586, 7546), (3017, 6468), (3234, 6034), (3773, 5172), (4116, 4741)]