15978928

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6203}}^1$

素因数の和:6241

約数の個数: 40

約数和(自身を含む): 36926208

約数和(自身を除く): 20947280

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 6203, 12406, 24812, 43421, 49624, 86842, 99248, 142669, 173684, 285338, 347368, 570676, 694736, 998683, 1141352, 1997366, 2282704, 3994732, 7989464, 15978928]

約数ペア:

[(1, 15978928), (2, 7989464), (4, 3994732), (7, 2282704), (8, 1997366), (14, 1141352), (16, 998683), (23, 694736), (28, 570676), (46, 347368), (56, 285338), (92, 173684), (112, 142669), (161, 99248), (184, 86842), (322, 49624), (368, 43421), (644, 24812), (1288, 12406), (2576, 6203)]