16920222

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 39536640

約数和(自身を除く): 22616418

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 103, 114, 131, 206, 209, 262, 309, 393, 418, 618, 627, 786, 1133, 1254, 1441, 1957, 2266, 2489, 2882, 3399, 3914, 4323, 4978, 5871, 6798, 7467, 8646, 11742, 13493, 14934, 21527, 26986, 27379, 40479, 43054, 54758, 64581, 80958, 82137, 129162, 148423, 164274, 256367, 296846, 445269, 512734, 769101, 890538, 1538202, 2820037, 5640074, 8460111, 16920222]

約数ペア:

[(1, 16920222), (2, 8460111), (3, 5640074), (6, 2820037), (11, 1538202), (19, 890538), (22, 769101), (33, 512734), (38, 445269), (57, 296846), (66, 256367), (103, 164274), (114, 148423), (131, 129162), (206, 82137), (209, 80958), (262, 64581), (309, 54758), (393, 43054), (418, 40479), (618, 27379), (627, 26986), (786, 21527), (1133, 14934), (1254, 13493), (1441, 11742), (1957, 8646), (2266, 7467), (2489, 6798), (2882, 5871), (3399, 4978), (3914, 4323)]