18004558

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 48

約数和(自身を含む): 32845680

約数和(自身を除く): 14841122

約数列:

[1, 2, 11, 13, 22, 26, 59, 97, 118, 121, 143, 194, 242, 286, 649, 767, 1067, 1261, 1298, 1534, 1573, 2134, 2522, 3146, 5723, 7139, 8437, 11446, 11737, 13871, 14278, 16874, 23474, 27742, 62953, 74399, 92807, 125906, 148798, 152581, 185614, 305162, 692483, 818389, 1384966, 1636778, 9002279, 18004558]

約数ペア:

[(1, 18004558), (2, 9002279), (11, 1636778), (13, 1384966), (22, 818389), (26, 692483), (59, 305162), (97, 185614), (118, 152581), (121, 148798), (143, 125906), (194, 92807), (242, 74399), (286, 62953), (649, 27742), (767, 23474), (1067, 16874), (1261, 14278), (1298, 13871), (1534, 11737), (1573, 11446), (2134, 8437), (2522, 7139), (3146, 5723)]