20293329

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{18233}}^1$

素因数の和:18296

約数の個数: 16

約数和(自身を含む): 31508352

約数和(自身を除く): 11215023

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 18233, 54699, 127631, 382893, 966349, 2899047, 6764443, 20293329]

約数ペア:

[(1, 20293329), (3, 6764443), (7, 2899047), (21, 966349), (53, 382893), (159, 127631), (371, 54699), (1113, 18233)]