20638047

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{8831}}^1$

素因数の和:8894

約数の個数: 16

約数和(自身を含む): 29675520

約数和(自身を除く): 9037473

約数列:

[1, 3, 19, 41, 57, 123, 779, 2337, 8831, 26493, 167789, 362071, 503367, 1086213, 6879349, 20638047]

約数ペア:

[(1, 20638047), (3, 6879349), (19, 1086213), (41, 503367), (57, 362071), (123, 167789), (779, 26493), (2337, 8831)]