12976784

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:407

約数の個数: 40

約数和(自身を含む): 26516160

約数和(自身を除く): 13539376

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 179, 184, 197, 358, 368, 394, 716, 788, 1432, 1576, 2864, 3152, 4117, 4531, 8234, 9062, 16468, 18124, 32936, 35263, 36248, 65872, 70526, 72496, 141052, 282104, 564208, 811049, 1622098, 3244196, 6488392, 12976784]

約数ペア:

[(1, 12976784), (2, 6488392), (4, 3244196), (8, 1622098), (16, 811049), (23, 564208), (46, 282104), (92, 141052), (179, 72496), (184, 70526), (197, 65872), (358, 36248), (368, 35263), (394, 32936), (716, 18124), (788, 16468), (1432, 9062), (1576, 8234), (2864, 4531), (3152, 4117)]