19311610

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 16613510

約数列:

[1, 2, 5, 10, 53, 83, 106, 166, 265, 415, 439, 530, 830, 878, 2195, 4390, 4399, 8798, 21995, 23267, 36437, 43990, 46534, 72874, 116335, 182185, 232670, 364370, 1931161, 3862322, 9655805, 19311610]

約数ペア:

[(1, 19311610), (2, 9655805), (5, 3862322), (10, 1931161), (53, 364370), (83, 232670), (106, 182185), (166, 116335), (265, 72874), (415, 46534), (439, 43990), (530, 36437), (830, 23267), (878, 21995), (2195, 8798), (4390, 4399)]