19218093

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:832

約数の個数: 16

約数和(自身を含む): 26188800

約数和(自身を除く): 6970707

約数列:

[1, 3, 79, 131, 237, 393, 619, 1857, 10349, 31047, 48901, 81089, 146703, 243267, 6406031, 19218093]

約数ペア:

[(1, 19218093), (3, 6406031), (79, 243267), (131, 146703), (237, 81089), (393, 48901), (619, 31047), (1857, 10349)]