20239541264

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{2833}}^1$

素因数の和:3132

約数の個数: 80

約数和(自身を含む): 41273809200

約数和(自身を除く): 21034267936

約数列:

[1, 2, 4, 8, 16, 29, 58, 89, 116, 173, 178, 232, 346, 356, 464, 692, 712, 1384, 1424, 2581, 2768, 2833, 5017, 5162, 5666, 10034, 10324, 11332, 15397, 20068, 20648, 22664, 30794, 40136, 41296, 45328, 61588, 80272, 82157, 123176, 164314, 246352, 252137, 328628, 446513, 490109, 504274, 657256, 893026, 980218, 1008548, 1314512, 1786052, 1960436, 2017096, 3572104, 3920872, 4034192, 7144208, 7311973, 7841744, 14213161, 14623946, 28426322, 29247892, 43619701, 56852644, 58495784, 87239402, 113705288, 116991568, 174478804, 227410576, 348957608, 697915216, 1264971329, 2529942658, 5059885316, 10119770632, 20239541264]

約数ペア:

[(1, 20239541264), (2, 10119770632), (4, 5059885316), (8, 2529942658), (16, 1264971329), (29, 697915216), (58, 348957608), (89, 227410576), (116, 174478804), (173, 116991568), (178, 113705288), (232, 87239402), (346, 58495784), (356, 56852644), (464, 43619701), (692, 29247892), (712, 28426322), (1384, 14623946), (1424, 14213161), (2581, 7841744), (2768, 7311973), (2833, 7144208), (5017, 4034192), (5162, 3920872), (5666, 3572104), (10034, 2017096), (10324, 1960436), (11332, 1786052), (15397, 1314512), (20068, 1008548), (20648, 980218), (22664, 893026), (30794, 657256), (40136, 504274), (41296, 490109), (45328, 446513), (61588, 328628), (80272, 252137), (82157, 246352), (123176, 164314)]