20003344

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{5231}}^1$

素因数の和:5478

約数の個数: 20

約数和(自身を含む): 38926080

約数和(自身を除く): 18922736

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 5231, 10462, 20924, 41848, 83696, 1250209, 2500418, 5000836, 10001672, 20003344]

約数ペア:

[(1, 20003344), (2, 10001672), (4, 5000836), (8, 2500418), (16, 1250209), (239, 83696), (478, 41848), (956, 20924), (1912, 10462), (3824, 5231)]