20181276056

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{13147}}^1\times {\mathrm{10099}}^1$

素因数の和:23271

約数の個数: 32

約数和(自身を含む): 39838440000

約数和(自身を除く): 19657163944

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 10099, 13147, 20198, 26294, 40396, 52588, 80792, 105176, 191881, 249793, 383762, 499586, 767524, 999172, 1535048, 1998344, 132771553, 265543106, 531086212, 1062172424, 2522659507, 5045319014, 10090638028, 20181276056]

約数ペア:

[(1, 20181276056), (2, 10090638028), (4, 5045319014), (8, 2522659507), (19, 1062172424), (38, 531086212), (76, 265543106), (152, 132771553), (10099, 1998344), (13147, 1535048), (20198, 999172), (26294, 767524), (40396, 499586), (52588, 383762), (80792, 249793), (105176, 191881)]