920715274

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{21821}}^1$

素因数の和:21930

約数の個数: 24

約数和(自身を含む): 1487256588

約数和(自身を除く): 566541314

約数列:

[1, 2, 17, 34, 73, 146, 289, 578, 1241, 2482, 21097, 21821, 42194, 43642, 370957, 741914, 1592933, 3185866, 6306269, 12612538, 27079861, 54159722, 460357637, 920715274]

約数ペア:

[(1, 920715274), (2, 460357637), (17, 54159722), (34, 27079861), (73, 12612538), (146, 6306269), (289, 3185866), (578, 1592933), (1241, 741914), (2482, 370957), (21097, 43642), (21821, 42194)]