20167690878

素因数分解:

$2^1\times 3^4\times {\mathrm{1723}}^1\times {\mathrm{72253}}^1$

素因数の和:73990

約数の個数: 40

約数和(自身を含む): 45217420248

約数和(自身を除く): 25049729370

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1723, 3446, 5169, 10338, 15507, 31014, 46521, 72253, 93042, 139563, 144506, 216759, 279126, 433518, 650277, 1300554, 1950831, 3901662, 5852493, 11704986, 124491919, 248983838, 373475757, 746951514, 1120427271, 2240854542, 3361281813, 6722563626, 10083845439, 20167690878]

約数ペア:

[(1, 20167690878), (2, 10083845439), (3, 6722563626), (6, 3361281813), (9, 2240854542), (18, 1120427271), (27, 746951514), (54, 373475757), (81, 248983838), (162, 124491919), (1723, 11704986), (3446, 5852493), (5169, 3901662), (10338, 1950831), (15507, 1300554), (31014, 650277), (46521, 433518), (72253, 279126), (93042, 216759), (139563, 144506)]