20121567503

素因数分解:

${\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1\times {\mathrm{887}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 21763814400

約数和(自身を除く): 1642246897

約数列:

[1, 23, 59, 73, 229, 887, 1357, 1679, 4307, 5267, 13511, 16717, 20401, 52333, 64751, 99061, 203123, 310753, 384491, 986303, 1203659, 1489273, 3820309, 4671829, 11984257, 14827979, 22684969, 87867107, 275637911, 341043517, 874850761, 20121567503]

約数ペア:

[(1, 20121567503), (23, 874850761), (59, 341043517), (73, 275637911), (229, 87867107), (887, 22684969), (1357, 14827979), (1679, 11984257), (4307, 4671829), (5267, 3820309), (13511, 1489273), (16717, 1203659), (20401, 986303), (52333, 384491), (64751, 310753), (99061, 203123)]