20010505918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{378571}}^1$

素因数の和:378712

約数の個数: 32

約数和(自身を含む): 34344051840

約数和(自身を除く): 14333545922

約数列:

[1, 2, 13, 19, 26, 38, 107, 214, 247, 494, 1391, 2033, 2782, 4066, 26429, 52858, 378571, 757142, 4921423, 7192849, 9842846, 14385698, 40507097, 81014194, 93507037, 187014074, 526592261, 769634843, 1053184522, 1539269686, 10005252959, 20010505918]

約数ペア:

[(1, 20010505918), (2, 10005252959), (13, 1539269686), (19, 1053184522), (26, 769634843), (38, 526592261), (107, 187014074), (214, 93507037), (247, 81014194), (494, 40507097), (1391, 14385698), (2033, 9842846), (2782, 7192849), (4066, 4921423), (26429, 757142), (52858, 378571)]