20396402

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{16691}}^1$

素因数の和:16753

約数の個数: 16

約数和(自身を含む): 33651072

約数和(自身を除く): 13254670

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 16691, 33382, 216983, 433966, 784477, 1568954, 10198201, 20396402]

約数ペア:

[(1, 20396402), (2, 10198201), (13, 1568954), (26, 784477), (47, 433966), (94, 216983), (611, 33382), (1222, 16691)]