18372886

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 35366400

約数和(自身を除く): 16993514

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 239, 266, 289, 323, 478, 578, 646, 1673, 2023, 2261, 3346, 4046, 4063, 4522, 4541, 5491, 8126, 9082, 10982, 28441, 31787, 38437, 56882, 63574, 69071, 76874, 77197, 138142, 154394, 483497, 540379, 966994, 1080758, 1312349, 2624698, 9186443, 18372886]

約数ペア:

[(1, 18372886), (2, 9186443), (7, 2624698), (14, 1312349), (17, 1080758), (19, 966994), (34, 540379), (38, 483497), (119, 154394), (133, 138142), (238, 77197), (239, 76874), (266, 69071), (289, 63574), (323, 56882), (478, 38437), (578, 31787), (646, 28441), (1673, 10982), (2023, 9082), (2261, 8126), (3346, 5491), (4046, 4541), (4063, 4522)]