20123492511

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{653}}^1\times {\mathrm{5381}}^1$

素因数の和:6143

約数の個数: 32

約数和(自身を含む): 28383892992

約数和(自身を除く): 8260400481

約数列:

[1, 3, 23, 69, 83, 249, 653, 1909, 1959, 5381, 5727, 15019, 16143, 45057, 54199, 123763, 162597, 371289, 446623, 1246577, 1339869, 3513793, 3739731, 10272329, 10541379, 30816987, 80817239, 242451717, 291644819, 874934457, 6707830837, 20123492511]

約数ペア:

[(1, 20123492511), (3, 6707830837), (23, 874934457), (69, 291644819), (83, 242451717), (249, 80817239), (653, 30816987), (1909, 10541379), (1959, 10272329), (5381, 3739731), (5727, 3513793), (15019, 1339869), (16143, 1246577), (45057, 446623), (54199, 371289), (123763, 162597)]