18185650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{233}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 38997504

約数和(自身を除く): 20811854

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 223, 233, 350, 446, 466, 1115, 1165, 1561, 1631, 2230, 2330, 3122, 3262, 5575, 5825, 7805, 8155, 11150, 11650, 15610, 16310, 39025, 40775, 51959, 78050, 81550, 103918, 259795, 363713, 519590, 727426, 1298975, 1818565, 2597950, 3637130, 9092825, 18185650]

約数ペア:

[(1, 18185650), (2, 9092825), (5, 3637130), (7, 2597950), (10, 1818565), (14, 1298975), (25, 727426), (35, 519590), (50, 363713), (70, 259795), (175, 103918), (223, 81550), (233, 78050), (350, 51959), (446, 40775), (466, 39025), (1115, 16310), (1165, 15610), (1561, 11650), (1631, 11150), (2230, 8155), (2330, 7805), (3122, 5825), (3262, 5575)]