20139204956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{602321}}^1$

素因数の和:602981

約数の個数: 24

約数和(自身を含む): 38013746064

約数和(自身を除く): 17874541108

約数列:

[1, 2, 4, 13, 26, 52, 643, 1286, 2572, 8359, 16718, 33436, 602321, 1204642, 2409284, 7830173, 15660346, 31320692, 387292403, 774584806, 1549169612, 5034801239, 10069602478, 20139204956]

約数ペア:

[(1, 20139204956), (2, 10069602478), (4, 5034801239), (13, 1549169612), (26, 774584806), (52, 387292403), (643, 31320692), (1286, 15660346), (2572, 7830173), (8359, 2409284), (16718, 1204642), (33436, 602321)]