18261944

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2857}}^1$

素因数の和:2927

約数の個数: 32

約数和(自身を含む): 37039680

約数和(自身を除く): 18777736

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 94, 136, 188, 376, 799, 1598, 2857, 3196, 5714, 6392, 11428, 22856, 48569, 97138, 134279, 194276, 268558, 388552, 537116, 1074232, 2282743, 4565486, 9130972, 18261944]

約数ペア:

[(1, 18261944), (2, 9130972), (4, 4565486), (8, 2282743), (17, 1074232), (34, 537116), (47, 388552), (68, 268558), (94, 194276), (136, 134279), (188, 97138), (376, 48569), (799, 22856), (1598, 11428), (2857, 6392), (3196, 5714)]