20188682

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1303}}^1$

素因数の和:1493

約数の個数: 16

約数和(自身を含む): 31045632

約数和(自身を除く): 10856950

約数列:

[1, 2, 61, 122, 127, 254, 1303, 2606, 7747, 15494, 79483, 158966, 165481, 330962, 10094341, 20188682]

約数ペア:

[(1, 20188682), (2, 10094341), (61, 330962), (122, 165481), (127, 158966), (254, 79483), (1303, 15494), (2606, 7747)]