19343163

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 31178752

約数和(自身を除く): 11835589

約数列:

[1, 3, 7, 21, 31, 43, 93, 129, 217, 301, 651, 691, 903, 1333, 2073, 3999, 4837, 9331, 14511, 21421, 27993, 29713, 64263, 89139, 149947, 207991, 449841, 623973, 921103, 2763309, 6447721, 19343163]

約数ペア:

[(1, 19343163), (3, 6447721), (7, 2763309), (21, 921103), (31, 623973), (43, 449841), (93, 207991), (129, 149947), (217, 89139), (301, 64263), (651, 29713), (691, 27993), (903, 21421), (1333, 14511), (2073, 9331), (3999, 4837)]