19219668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{123203}}^1$

素因数の和:123223

約数の個数: 24

約数和(自身を含む): 48295968

約数和(自身を除く): 29076300

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 123203, 246406, 369609, 492812, 739218, 1478436, 1601639, 3203278, 4804917, 6406556, 9609834, 19219668]

約数ペア:

[(1, 19219668), (2, 9609834), (3, 6406556), (4, 4804917), (6, 3203278), (12, 1601639), (13, 1478436), (26, 739218), (39, 492812), (52, 369609), (78, 246406), (156, 123203)]