20051308

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{11471}}^1$

素因数の和:11517

約数の個数: 24

約数和(自身を含む): 38545920

約数和(自身を除く): 18494612

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 11471, 22942, 45884, 217949, 263833, 435898, 527666, 871796, 1055332, 5012827, 10025654, 20051308]

約数ペア:

[(1, 20051308), (2, 10025654), (4, 5012827), (19, 1055332), (23, 871796), (38, 527666), (46, 435898), (76, 263833), (92, 217949), (437, 45884), (874, 22942), (1748, 11471)]