18330212

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 35481600

約数和(自身を除く): 17151388

約数列:

[1, 2, 4, 19, 38, 43, 71, 76, 79, 86, 142, 158, 172, 284, 316, 817, 1349, 1501, 1634, 2698, 3002, 3053, 3268, 3397, 5396, 5609, 6004, 6106, 6794, 11218, 12212, 13588, 22436, 58007, 64543, 106571, 116014, 129086, 213142, 232028, 241187, 258172, 426284, 482374, 964748, 4582553, 9165106, 18330212]

約数ペア:

[(1, 18330212), (2, 9165106), (4, 4582553), (19, 964748), (38, 482374), (43, 426284), (71, 258172), (76, 241187), (79, 232028), (86, 213142), (142, 129086), (158, 116014), (172, 106571), (284, 64543), (316, 58007), (817, 22436), (1349, 13588), (1501, 12212), (1634, 11218), (2698, 6794), (3002, 6106), (3053, 6004), (3268, 5609), (3397, 5396)]