19946146

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:330

約数の個数: 32

約数和(自身を含む): 33747840

約数和(自身を除く): 13801694

約数列:

[1, 2, 11, 22, 61, 89, 122, 167, 178, 334, 671, 979, 1342, 1837, 1958, 3674, 5429, 10187, 10858, 14863, 20374, 29726, 59719, 112057, 119438, 163493, 224114, 326986, 906643, 1813286, 9973073, 19946146]

約数ペア:

[(1, 19946146), (2, 9973073), (11, 1813286), (22, 906643), (61, 326986), (89, 224114), (122, 163493), (167, 119438), (178, 112057), (334, 59719), (671, 29726), (979, 20374), (1342, 14863), (1837, 10858), (1958, 10187), (3674, 5429)]