20282295

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1481}}^1$

素因数の和:1583

約数の個数: 32

約数和(自身を含む): 35852544

約数和(自身を除く): 15570249

約数列:

[1, 3, 5, 11, 15, 33, 55, 83, 165, 249, 415, 913, 1245, 1481, 2739, 4443, 4565, 7405, 13695, 16291, 22215, 48873, 81455, 122923, 244365, 368769, 614615, 1352153, 1843845, 4056459, 6760765, 20282295]

約数ペア:

[(1, 20282295), (3, 6760765), (5, 4056459), (11, 1843845), (15, 1352153), (33, 614615), (55, 368769), (83, 244365), (165, 122923), (249, 81455), (415, 48873), (913, 22215), (1245, 16291), (1481, 13695), (2739, 7405), (4443, 4565)]