20571717734

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{57881}}^1$

素因数の和:58148

約数の個数: 32

約数和(自身を含む): 33340032000

約数和(自身を除く): 12768314266

約数列:

[1, 2, 19, 38, 47, 94, 199, 398, 893, 1786, 3781, 7562, 9353, 18706, 57881, 115762, 177707, 355414, 1099739, 2199478, 2720407, 5440814, 11518319, 23036638, 51687733, 103375466, 218848061, 437696122, 541360993, 1082721986, 10285858867, 20571717734]

約数ペア:

[(1, 20571717734), (2, 10285858867), (19, 1082721986), (38, 541360993), (47, 437696122), (94, 218848061), (199, 103375466), (398, 51687733), (893, 23036638), (1786, 11518319), (3781, 5440814), (7562, 2720407), (9353, 2199478), (18706, 1099739), (57881, 355414), (115762, 177707)]