19175823

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 28640976

約数和(自身を除く): 9465153

約数列:

[1, 3, 9, 41, 123, 157, 331, 369, 471, 993, 1413, 2979, 6437, 13571, 19311, 40713, 51967, 57933, 122139, 155901, 467703, 2130647, 6391941, 19175823]

約数ペア:

[(1, 19175823), (3, 6391941), (9, 2130647), (41, 467703), (123, 155901), (157, 122139), (331, 57933), (369, 51967), (471, 40713), (993, 19311), (1413, 13571), (2979, 6437)]