18426485

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 29366400

約数和(自身を除く): 10939915

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 121, 133, 209, 229, 385, 605, 665, 847, 1045, 1145, 1463, 1603, 2299, 2519, 4235, 4351, 7315, 8015, 11495, 12595, 16093, 17633, 21755, 27709, 30457, 47861, 80465, 88165, 138545, 152285, 193963, 239305, 335027, 526471, 969815, 1675135, 2632355, 3685297, 18426485]

約数ペア:

[(1, 18426485), (5, 3685297), (7, 2632355), (11, 1675135), (19, 969815), (35, 526471), (55, 335027), (77, 239305), (95, 193963), (121, 152285), (133, 138545), (209, 88165), (229, 80465), (385, 47861), (605, 30457), (665, 27709), (847, 21755), (1045, 17633), (1145, 16093), (1463, 12595), (1603, 11495), (2299, 8015), (2519, 7315), (4235, 4351)]