19149018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:539

約数の個数: 64

約数和(自身を含む): 46835712

約数和(自身を除く): 27686694

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 43, 46, 69, 86, 129, 138, 161, 258, 301, 322, 461, 483, 602, 903, 922, 966, 989, 1383, 1806, 1978, 2766, 2967, 3227, 5934, 6454, 6923, 9681, 10603, 13846, 19362, 19823, 20769, 21206, 31809, 39646, 41538, 59469, 63618, 74221, 118938, 138761, 148442, 222663, 277522, 416283, 445326, 455929, 832566, 911858, 1367787, 2735574, 3191503, 6383006, 9574509, 19149018]

約数ペア:

[(1, 19149018), (2, 9574509), (3, 6383006), (6, 3191503), (7, 2735574), (14, 1367787), (21, 911858), (23, 832566), (42, 455929), (43, 445326), (46, 416283), (69, 277522), (86, 222663), (129, 148442), (138, 138761), (161, 118938), (258, 74221), (301, 63618), (322, 59469), (461, 41538), (483, 39646), (602, 31809), (903, 21206), (922, 20769), (966, 19823), (989, 19362), (1383, 13846), (1806, 10603), (1978, 9681), (2766, 6923), (2967, 6454), (3227, 5934)]