19895776

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{11731}}^1$

素因数の和:11794

約数の個数: 24

約数和(自身を含む): 39912264

約数和(自身を除く): 20016488

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 11731, 23462, 46924, 93848, 187696, 375392, 621743, 1243486, 2486972, 4973944, 9947888, 19895776]

約数ペア:

[(1, 19895776), (2, 9947888), (4, 4973944), (8, 2486972), (16, 1243486), (32, 621743), (53, 375392), (106, 187696), (212, 93848), (424, 46924), (848, 23462), (1696, 11731)]