19741648

素因数分解:

$2^4\times {\mathrm{601}}^1\times {\mathrm{2053}}^1$

素因数の和:2662

約数の個数: 20

約数和(自身を含む): 38331748

約数和(自身を除く): 18590100

約数列:

[1, 2, 4, 8, 16, 601, 1202, 2053, 2404, 4106, 4808, 8212, 9616, 16424, 32848, 1233853, 2467706, 4935412, 9870824, 19741648]

約数ペア:

[(1, 19741648), (2, 9870824), (4, 4935412), (8, 2467706), (16, 1233853), (601, 32848), (1202, 16424), (2053, 9616), (2404, 8212), (4106, 4808)]