19224656

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5749}}^1$

素因数の和:5787

約数の個数: 40

約数和(自身を含む): 42780000

約数和(自身を除く): 23555344

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 5749, 11498, 22996, 45992, 63239, 91984, 109231, 126478, 218462, 252956, 436924, 505912, 873848, 1011824, 1201541, 1747696, 2403082, 4806164, 9612328, 19224656]

約数ペア:

[(1, 19224656), (2, 9612328), (4, 4806164), (8, 2403082), (11, 1747696), (16, 1201541), (19, 1011824), (22, 873848), (38, 505912), (44, 436924), (76, 252956), (88, 218462), (152, 126478), (176, 109231), (209, 91984), (304, 63239), (418, 45992), (836, 22996), (1672, 11498), (3344, 5749)]