18694442

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 33203520

約数和(自身を除く): 14509078

約数列:

[1, 2, 13, 19, 26, 38, 41, 71, 82, 142, 169, 247, 338, 494, 533, 779, 923, 1066, 1349, 1558, 1846, 2698, 2911, 3211, 5822, 6422, 6929, 10127, 11999, 13858, 17537, 20254, 23998, 35074, 37843, 55309, 75686, 110618, 131651, 227981, 263302, 455962, 491959, 719017, 983918, 1438034, 9347221, 18694442]

約数ペア:

[(1, 18694442), (2, 9347221), (13, 1438034), (19, 983918), (26, 719017), (38, 491959), (41, 455962), (71, 263302), (82, 227981), (142, 131651), (169, 110618), (247, 75686), (338, 55309), (494, 37843), (533, 35074), (779, 23998), (923, 20254), (1066, 17537), (1349, 13858), (1558, 11999), (1846, 10127), (2698, 6929), (2911, 6422), (3211, 5822)]