20109069952

素因数分解:

$2^7\times {\mathrm{139}}^1\times {\mathrm{239}}^1\times {\mathrm{4729}}^1$

素因数の和:5121

約数の個数: 64

約数和(自身を含む): 40526640000

約数和(自身を除く): 20417570048

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 239, 278, 478, 556, 956, 1112, 1912, 2224, 3824, 4448, 4729, 7648, 8896, 9458, 15296, 17792, 18916, 30592, 33221, 37832, 66442, 75664, 132884, 151328, 265768, 302656, 531536, 605312, 657331, 1063072, 1130231, 1314662, 2126144, 2260462, 2629324, 4252288, 4520924, 5258648, 9041848, 10517296, 18083696, 21034592, 36167392, 42069184, 72334784, 84138368, 144669568, 157102109, 314204218, 628408436, 1256816872, 2513633744, 5027267488, 10054534976, 20109069952]

約数ペア:

[(1, 20109069952), (2, 10054534976), (4, 5027267488), (8, 2513633744), (16, 1256816872), (32, 628408436), (64, 314204218), (128, 157102109), (139, 144669568), (239, 84138368), (278, 72334784), (478, 42069184), (556, 36167392), (956, 21034592), (1112, 18083696), (1912, 10517296), (2224, 9041848), (3824, 5258648), (4448, 4520924), (4729, 4252288), (7648, 2629324), (8896, 2260462), (9458, 2126144), (15296, 1314662), (17792, 1130231), (18916, 1063072), (30592, 657331), (33221, 605312), (37832, 531536), (66442, 302656), (75664, 265768), (132884, 151328)]