18009018

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 41656680

約数和(自身を除く): 23647662

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 229, 257, 306, 458, 514, 687, 771, 1374, 1542, 2061, 2313, 3893, 4122, 4369, 4626, 7786, 8738, 11679, 13107, 23358, 26214, 35037, 39321, 58853, 70074, 78642, 117706, 176559, 353118, 529677, 1000501, 1059354, 2001002, 3001503, 6003006, 9004509, 18009018]

約数ペア:

[(1, 18009018), (2, 9004509), (3, 6003006), (6, 3001503), (9, 2001002), (17, 1059354), (18, 1000501), (34, 529677), (51, 353118), (102, 176559), (153, 117706), (229, 78642), (257, 70074), (306, 58853), (458, 39321), (514, 35037), (687, 26214), (771, 23358), (1374, 13107), (1542, 11679), (2061, 8738), (2313, 7786), (3893, 4626), (4122, 4369)]