20728161726

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{719}}^1\times {\mathrm{60821}}^1$

素因数の和:61624

約数の個数: 32

約数和(自身を含む): 42040166400

約数和(自身を除く): 21312004674

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 719, 1438, 2157, 4314, 56801, 60821, 113602, 121642, 170403, 182463, 340806, 364926, 4804859, 9609718, 14414577, 28829154, 43730299, 87460598, 131190897, 262381794, 3454693621, 6909387242, 10364080863, 20728161726]

約数ペア:

[(1, 20728161726), (2, 10364080863), (3, 6909387242), (6, 3454693621), (79, 262381794), (158, 131190897), (237, 87460598), (474, 43730299), (719, 28829154), (1438, 14414577), (2157, 9609718), (4314, 4804859), (56801, 364926), (60821, 340806), (113602, 182463), (121642, 170403)]