2017877455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1979}}^1\times {\mathrm{18539}}^1$

素因数の和:20534

約数の個数: 16

約数和(自身を含む): 2643062400

約数和(自身を除く): 625184945

約数列:

[1, 5, 11, 55, 1979, 9895, 18539, 21769, 92695, 108845, 203929, 1019645, 36688681, 183443405, 403575491, 2017877455]

約数ペア:

[(1, 2017877455), (5, 403575491), (11, 183443405), (55, 36688681), (1979, 1019645), (9895, 203929), (18539, 108845), (21769, 92695)]