18162018

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 48746880

約数和(自身を除く): 30584862

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 61, 63, 102, 119, 122, 126, 139, 153, 183, 238, 278, 306, 357, 366, 417, 427, 549, 714, 834, 854, 973, 1037, 1071, 1098, 1251, 1281, 1946, 2074, 2142, 2363, 2502, 2562, 2919, 3111, 3843, 4726, 5838, 6222, 7089, 7259, 7686, 8479, 8757, 9333, 14178, 14518, 16541, 16958, 17514, 18666, 21267, 21777, 25437, 33082, 42534, 43554, 49623, 50874, 59353, 65331, 76311, 99246, 118706, 130662, 144143, 148869, 152622, 178059, 288286, 297738, 356118, 432429, 534177, 864858, 1009001, 1068354, 1297287, 2018002, 2594574, 3027003, 6054006, 9081009, 18162018]

約数ペア:

[(1, 18162018), (2, 9081009), (3, 6054006), (6, 3027003), (7, 2594574), (9, 2018002), (14, 1297287), (17, 1068354), (18, 1009001), (21, 864858), (34, 534177), (42, 432429), (51, 356118), (61, 297738), (63, 288286), (102, 178059), (119, 152622), (122, 148869), (126, 144143), (139, 130662), (153, 118706), (183, 99246), (238, 76311), (278, 65331), (306, 59353), (357, 50874), (366, 49623), (417, 43554), (427, 42534), (549, 33082), (714, 25437), (834, 21777), (854, 21267), (973, 18666), (1037, 17514), (1071, 16958), (1098, 16541), (1251, 14518), (1281, 14178), (1946, 9333), (2074, 8757), (2142, 8479), (2363, 7686), (2502, 7259), (2562, 7089), (2919, 6222), (3111, 5838), (3843, 4726)]