15783728

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:345

約数の個数: 40

約数和(自身を含む): 31664640

約数和(自身を除く): 15880912

約数列:

[1, 2, 4, 8, 16, 47, 94, 139, 151, 188, 278, 302, 376, 556, 604, 752, 1112, 1208, 2224, 2416, 6533, 7097, 13066, 14194, 20989, 26132, 28388, 41978, 52264, 56776, 83956, 104528, 113552, 167912, 335824, 986483, 1972966, 3945932, 7891864, 15783728]

約数ペア:

[(1, 15783728), (2, 7891864), (4, 3945932), (8, 1972966), (16, 986483), (47, 335824), (94, 167912), (139, 113552), (151, 104528), (188, 83956), (278, 56776), (302, 52264), (376, 41978), (556, 28388), (604, 26132), (752, 20989), (1112, 14194), (1208, 13066), (2224, 7097), (2416, 6533)]