15979836

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 39670400

約数和(自身を除く): 23690564

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 109, 114, 218, 228, 327, 436, 643, 654, 1286, 1308, 1929, 2071, 2572, 3858, 4142, 6213, 7716, 8284, 12217, 12426, 24434, 24852, 36651, 48868, 70087, 73302, 140174, 146604, 210261, 280348, 420522, 841044, 1331653, 2663306, 3994959, 5326612, 7989918, 15979836]

約数ペア:

[(1, 15979836), (2, 7989918), (3, 5326612), (4, 3994959), (6, 2663306), (12, 1331653), (19, 841044), (38, 420522), (57, 280348), (76, 210261), (109, 146604), (114, 140174), (218, 73302), (228, 70087), (327, 48868), (436, 36651), (643, 24852), (654, 24434), (1286, 12426), (1308, 12217), (1929, 8284), (2071, 7716), (2572, 6213), (3858, 4142)]