20163126921

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{18116017}}^1$

素因数の和:18116080

約数の個数: 16

約数和(自身を含む): 31304479104

約数和(自身を除く): 11141352183

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 18116017, 54348051, 126812119, 380436357, 960148901, 2880446703, 6721042307, 20163126921]

約数ペア:

[(1, 20163126921), (3, 6721042307), (7, 2880446703), (21, 960148901), (53, 380436357), (159, 126812119), (371, 54348051), (1113, 18116017)]