19700213

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1607}}^1$

素因数の和:1684

約数の個数: 16

約数和(自身を含む): 22692096

約数和(自身を除く): 2991883

約数列:

[1, 13, 23, 41, 299, 533, 943, 1607, 12259, 20891, 36961, 65887, 480493, 856531, 1515401, 19700213]

約数ペア:

[(1, 19700213), (13, 1515401), (23, 856531), (41, 480493), (299, 65887), (533, 36961), (943, 20891), (1607, 12259)]