17998728

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{863}}^1$

素因数の和:962

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 31767672

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 79, 88, 132, 158, 237, 264, 316, 474, 632, 863, 869, 948, 1726, 1738, 1896, 2589, 2607, 3452, 3476, 5178, 5214, 6904, 6952, 9493, 10356, 10428, 18986, 20712, 20856, 28479, 37972, 56958, 68177, 75944, 113916, 136354, 204531, 227832, 272708, 409062, 545416, 749947, 818124, 1499894, 1636248, 2249841, 2999788, 4499682, 5999576, 8999364, 17998728]

約数ペア:

[(1, 17998728), (2, 8999364), (3, 5999576), (4, 4499682), (6, 2999788), (8, 2249841), (11, 1636248), (12, 1499894), (22, 818124), (24, 749947), (33, 545416), (44, 409062), (66, 272708), (79, 227832), (88, 204531), (132, 136354), (158, 113916), (237, 75944), (264, 68177), (316, 56958), (474, 37972), (632, 28479), (863, 20856), (869, 20712), (948, 18986), (1726, 10428), (1738, 10356), (1896, 9493), (2589, 6952), (2607, 6904), (3452, 5214), (3476, 5178)]