20713838

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{9239}}^1$

素因数の和:9319

約数の個数: 16

約数和(自身を含む): 33264000

約数和(自身を除く): 12550162

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 9239, 18478, 175541, 351082, 545101, 1090202, 10356919, 20713838]

約数ペア:

[(1, 20713838), (2, 10356919), (19, 1090202), (38, 545101), (59, 351082), (118, 175541), (1121, 18478), (2242, 9239)]