2021987084

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1\times {\mathrm{1217}}^1$

素因数の和:1682

約数の個数: 48

約数和(自身を含む): 3867393600

約数和(自身を除く): 1845406516

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 359, 718, 1157, 1217, 1436, 2314, 2434, 4628, 4667, 4868, 9334, 15821, 18668, 31642, 31951, 63284, 63902, 108313, 127804, 216626, 415363, 433252, 436903, 830726, 873806, 1408069, 1661452, 1747612, 2816138, 5632276, 5679739, 11359478, 22718956, 38884367, 77768734, 155537468, 505496771, 1010993542, 2021987084]

約数ペア:

[(1, 2021987084), (2, 1010993542), (4, 505496771), (13, 155537468), (26, 77768734), (52, 38884367), (89, 22718956), (178, 11359478), (356, 5679739), (359, 5632276), (718, 2816138), (1157, 1747612), (1217, 1661452), (1436, 1408069), (2314, 873806), (2434, 830726), (4628, 436903), (4667, 433252), (4868, 415363), (9334, 216626), (15821, 127804), (18668, 108313), (31642, 63902), (31951, 63284)]