20300248

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1049}}^1$

素因数の和:1155

約数の個数: 32

約数和(自身を含む): 39690000

約数和(自身を除く): 19389752

約数列:

[1, 2, 4, 8, 41, 59, 82, 118, 164, 236, 328, 472, 1049, 2098, 2419, 4196, 4838, 8392, 9676, 19352, 43009, 61891, 86018, 123782, 172036, 247564, 344072, 495128, 2537531, 5075062, 10150124, 20300248]

約数ペア:

[(1, 20300248), (2, 10150124), (4, 5075062), (8, 2537531), (41, 495128), (59, 344072), (82, 247564), (118, 172036), (164, 123782), (236, 86018), (328, 61891), (472, 43009), (1049, 19352), (2098, 9676), (2419, 8392), (4196, 4838)]