18958647

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{4657}}^1$

素因数の和:4742

約数の個数: 16

約数和(自身を含む): 26830080

約数和(自身を除く): 7871433

約数列:

[1, 3, 23, 59, 69, 177, 1357, 4071, 4657, 13971, 107111, 274763, 321333, 824289, 6319549, 18958647]

約数ペア:

[(1, 18958647), (3, 6319549), (23, 824289), (59, 321333), (69, 274763), (177, 107111), (1357, 13971), (4071, 4657)]