12805996

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 26966016

約数和(自身を除く): 14160020

約数列:

[1, 2, 4, 7, 14, 28, 37, 47, 74, 94, 148, 188, 259, 263, 329, 518, 526, 658, 1036, 1052, 1316, 1739, 1841, 3478, 3682, 6956, 7364, 9731, 12173, 12361, 19462, 24346, 24722, 38924, 48692, 49444, 68117, 86527, 136234, 173054, 272468, 346108, 457357, 914714, 1829428, 3201499, 6402998, 12805996]

約数ペア:

[(1, 12805996), (2, 6402998), (4, 3201499), (7, 1829428), (14, 914714), (28, 457357), (37, 346108), (47, 272468), (74, 173054), (94, 136234), (148, 86527), (188, 68117), (259, 49444), (263, 48692), (329, 38924), (518, 24722), (526, 24346), (658, 19462), (1036, 12361), (1052, 12173), (1316, 9731), (1739, 7364), (1841, 6956), (3478, 3682)]