18810264

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1720

約数の個数: 64

約数和(自身を含む): 52525440

約数和(自身を除く): 33715176

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 43, 44, 66, 86, 88, 129, 132, 172, 258, 264, 344, 473, 516, 946, 1032, 1419, 1657, 1892, 2838, 3314, 3784, 4971, 5676, 6628, 9942, 11352, 13256, 18227, 19884, 36454, 39768, 54681, 71251, 72908, 109362, 142502, 145816, 213753, 218724, 285004, 427506, 437448, 570008, 783761, 855012, 1567522, 1710024, 2351283, 3135044, 4702566, 6270088, 9405132, 18810264]

約数ペア:

[(1, 18810264), (2, 9405132), (3, 6270088), (4, 4702566), (6, 3135044), (8, 2351283), (11, 1710024), (12, 1567522), (22, 855012), (24, 783761), (33, 570008), (43, 437448), (44, 427506), (66, 285004), (86, 218724), (88, 213753), (129, 145816), (132, 142502), (172, 109362), (258, 72908), (264, 71251), (344, 54681), (473, 39768), (516, 36454), (946, 19884), (1032, 18227), (1419, 13256), (1657, 11352), (1892, 9942), (2838, 6628), (3314, 5676), (3784, 4971)]