20829754

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{6911}}^1$

素因数の和:7061

約数の個数: 16

約数和(自身を含む): 34338816

約数和(自身を除く): 13509062

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 6911, 13822, 76021, 152042, 946807, 1893614, 10414877, 20829754]

約数ペア:

[(1, 20829754), (2, 10414877), (11, 1893614), (22, 946807), (137, 152042), (274, 76021), (1507, 13822), (3014, 6911)]