20553012

素因数分解:

$2^2\times 3^2\times {\mathrm{317}}^1\times {\mathrm{1801}}^1$

素因数の和:2128

約数の個数: 36

約数和(自身を含む): 52146276

約数和(自身を除く): 31593264

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 317, 634, 951, 1268, 1801, 1902, 2853, 3602, 3804, 5403, 5706, 7204, 10806, 11412, 16209, 21612, 32418, 64836, 570917, 1141834, 1712751, 2283668, 3425502, 5138253, 6851004, 10276506, 20553012]

約数ペア:

[(1, 20553012), (2, 10276506), (3, 6851004), (4, 5138253), (6, 3425502), (9, 2283668), (12, 1712751), (18, 1141834), (36, 570917), (317, 64836), (634, 32418), (951, 21612), (1268, 16209), (1801, 11412), (1902, 10806), (2853, 7204), (3602, 5706), (3804, 5403)]