18806150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1103}}^1$

素因数の和:1157

約数の個数: 48

約数和(自身を含む): 39426048

約数和(自身を除く): 20619898

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 155, 275, 310, 341, 550, 682, 775, 1103, 1550, 1705, 2206, 3410, 5515, 8525, 11030, 12133, 17050, 24266, 27575, 34193, 55150, 60665, 68386, 121330, 170965, 303325, 341930, 376123, 606650, 752246, 854825, 1709650, 1880615, 3761230, 9403075, 18806150]

約数ペア:

[(1, 18806150), (2, 9403075), (5, 3761230), (10, 1880615), (11, 1709650), (22, 854825), (25, 752246), (31, 606650), (50, 376123), (55, 341930), (62, 303325), (110, 170965), (155, 121330), (275, 68386), (310, 60665), (341, 55150), (550, 34193), (682, 27575), (775, 24266), (1103, 17050), (1550, 12133), (1705, 11030), (2206, 8525), (3410, 5515)]