190020726

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{215443}}^1$

素因数の和:215465

約数の個数: 36

約数和(自身を含む): 478932012

約数和(自身を除く): 288911286

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 215443, 430886, 646329, 1292658, 1508101, 1938987, 3016202, 3877974, 4524303, 9048606, 10556707, 13572909, 21113414, 27145818, 31670121, 63340242, 95010363, 190020726]

約数ペア:

[(1, 190020726), (2, 95010363), (3, 63340242), (6, 31670121), (7, 27145818), (9, 21113414), (14, 13572909), (18, 10556707), (21, 9048606), (42, 4524303), (49, 3877974), (63, 3016202), (98, 1938987), (126, 1508101), (147, 1292658), (294, 646329), (441, 430886), (882, 215443)]