20518215339

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{653}}^1\times {\mathrm{143477}}^1$

素因数の和:144206

約数の個数: 16

約数和(自身を含む): 27775045152

約数和(自身を除く): 7256829813

約数列:

[1, 3, 73, 219, 653, 1959, 47669, 143007, 143477, 430431, 10473821, 31421463, 93690481, 281071443, 6839405113, 20518215339]

約数ペア:

[(1, 20518215339), (3, 6839405113), (73, 281071443), (219, 93690481), (653, 31421463), (1959, 10473821), (47669, 430431), (143007, 143477)]