20535676

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{7561}}^1$

素因数の和:7669

約数の個数: 24

約数和(自身を含む): 41500256

約数和(自身を除く): 20964580

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 7561, 15122, 30244, 52927, 105854, 211708, 733417, 1466834, 2933668, 5133919, 10267838, 20535676]

約数ペア:

[(1, 20535676), (2, 10267838), (4, 5133919), (7, 2933668), (14, 1466834), (28, 733417), (97, 211708), (194, 105854), (388, 52927), (679, 30244), (1358, 15122), (2716, 7561)]