20178390864

素因数分解:

$2^4\times 3^1\times {\mathrm{193}}^1\times {\mathrm{2178151}}^1$

素因数の和:2178355

約数の個数: 40

約数和(自身を含む): 52397624512

約数和(自身を除く): 32219233648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 193, 386, 579, 772, 1158, 1544, 2316, 3088, 4632, 9264, 2178151, 4356302, 6534453, 8712604, 13068906, 17425208, 26137812, 34850416, 52275624, 104551248, 420383143, 840766286, 1261149429, 1681532572, 2522298858, 3363065144, 5044597716, 6726130288, 10089195432, 20178390864]

約数ペア:

[(1, 20178390864), (2, 10089195432), (3, 6726130288), (4, 5044597716), (6, 3363065144), (8, 2522298858), (12, 1681532572), (16, 1261149429), (24, 840766286), (48, 420383143), (193, 104551248), (386, 52275624), (579, 34850416), (772, 26137812), (1158, 17425208), (1544, 13068906), (2316, 8712604), (3088, 6534453), (4632, 4356302), (9264, 2178151)]