9990812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{839}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 18933600

約数和(自身を除く): 8942788

約数列:

[1, 2, 4, 13, 26, 52, 229, 458, 839, 916, 1678, 2977, 3356, 5954, 10907, 11908, 21814, 43628, 192131, 384262, 768524, 2497703, 4995406, 9990812]

約数ペア:

[(1, 9990812), (2, 4995406), (4, 2497703), (13, 768524), (26, 384262), (52, 192131), (229, 43628), (458, 21814), (839, 11908), (916, 10907), (1678, 5954), (2977, 3356)]