20635217858

素因数分解:

$2^1\times {\mathrm{499}}^1\times {\mathrm{797}}^1\times {\mathrm{25943}}^1$

素因数の和:27241

約数の個数: 16

約数和(自身を含む): 31054968000

約数和(自身を除く): 10419750142

約数列:

[1, 2, 499, 797, 998, 1594, 25943, 51886, 397703, 795406, 12945557, 20676571, 25891114, 41353142, 10317608929, 20635217858]

約数ペア:

[(1, 20635217858), (2, 10317608929), (499, 41353142), (797, 25891114), (998, 20676571), (1594, 12945557), (25943, 795406), (51886, 397703)]