19948942

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5857}}^1$

素因数の和:6003

約数の個数: 16

約数和(自身を含む): 32476752

約数和(自身を除く): 12527810

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 5857, 11714, 76141, 152282, 767267, 1534534, 9974471, 19948942]

約数ペア:

[(1, 19948942), (2, 9974471), (13, 1534534), (26, 767267), (131, 152282), (262, 76141), (1703, 11714), (3406, 5857)]