19671768

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{1493}}^1$

素因数の和:1569

約数の個数: 64

約数和(自身を含む): 55576800

約数和(自身を除く): 35905032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 108, 122, 183, 216, 244, 366, 488, 549, 732, 1098, 1464, 1493, 1647, 2196, 2986, 3294, 4392, 4479, 5972, 6588, 8958, 11944, 13176, 13437, 17916, 26874, 35832, 40311, 53748, 80622, 91073, 107496, 161244, 182146, 273219, 322488, 364292, 546438, 728584, 819657, 1092876, 1639314, 2185752, 2458971, 3278628, 4917942, 6557256, 9835884, 19671768]

約数ペア:

[(1, 19671768), (2, 9835884), (3, 6557256), (4, 4917942), (6, 3278628), (8, 2458971), (9, 2185752), (12, 1639314), (18, 1092876), (24, 819657), (27, 728584), (36, 546438), (54, 364292), (61, 322488), (72, 273219), (108, 182146), (122, 161244), (183, 107496), (216, 91073), (244, 80622), (366, 53748), (488, 40311), (549, 35832), (732, 26874), (1098, 17916), (1464, 13437), (1493, 13176), (1647, 11944), (2196, 8958), (2986, 6588), (3294, 5972), (4392, 4479)]