19678406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{6529}}^1$

素因数の和:6679

約数の個数: 16

約数和(自身を含む): 32441040

約数和(自身を除く): 12762634

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 6529, 13058, 71819, 143638, 894473, 1788946, 9839203, 19678406]

約数ペア:

[(1, 19678406), (2, 9839203), (11, 1788946), (22, 894473), (137, 143638), (274, 71819), (1507, 13058), (3014, 6529)]