20140978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70423}}^1$

素因数の和:70449

約数の個数: 16

約数和(自身を含む): 35493696

約数和(自身を除く): 15352718

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 70423, 140846, 774653, 915499, 1549306, 1830998, 10070489, 20140978]

約数ペア:

[(1, 20140978), (2, 10070489), (11, 1830998), (13, 1549306), (22, 915499), (26, 774653), (143, 140846), (286, 70423)]