19912350993

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{95971}}^1$

素因数の和:96125

約数の個数: 32

約数和(自身を含む): 28892946432

約数和(自身を除く): 8980595439

約数列:

[1, 3, 23, 31, 69, 93, 97, 291, 713, 2139, 2231, 3007, 6693, 9021, 69161, 95971, 207483, 287913, 2207333, 2975101, 6621999, 8925303, 9309187, 27927561, 68427323, 205281969, 214111301, 288584797, 642333903, 865754391, 6637450331, 19912350993]

約数ペア:

[(1, 19912350993), (3, 6637450331), (23, 865754391), (31, 642333903), (69, 288584797), (93, 214111301), (97, 205281969), (291, 68427323), (713, 27927561), (2139, 9309187), (2231, 8925303), (3007, 6621999), (6693, 2975101), (9021, 2207333), (69161, 287913), (95971, 207483)]