20573523

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5231}}^1$

素因数の和:5279

約数の個数: 24

約数和(自身を含む): 32647680

約数和(自身を除く): 12074157

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 5231, 15693, 47079, 99389, 120313, 298167, 360939, 894501, 1082817, 2285947, 6857841, 20573523]

約数ペア:

[(1, 20573523), (3, 6857841), (9, 2285947), (19, 1082817), (23, 894501), (57, 360939), (69, 298167), (171, 120313), (207, 99389), (437, 47079), (1311, 15693), (3933, 5231)]