20864080462

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{953}}^1\times {\mathrm{8599}}^1$

素因数の和:9640

約数の個数: 32

約数和(自身を含む): 33473952000

約数和(自身を除く): 12609871538

約数列:

[1, 2, 19, 38, 67, 134, 953, 1273, 1906, 2546, 8599, 17198, 18107, 36214, 63851, 127702, 163381, 326762, 576133, 1152266, 1213169, 2426338, 8194847, 10946527, 16389694, 21893054, 155702093, 311404186, 549054749, 1098109498, 10432040231, 20864080462]

約数ペア:

[(1, 20864080462), (2, 10432040231), (19, 1098109498), (38, 549054749), (67, 311404186), (134, 155702093), (953, 21893054), (1273, 16389694), (1906, 10946527), (2546, 8194847), (8599, 2426338), (17198, 1213169), (18107, 1152266), (36214, 576133), (63851, 326762), (127702, 163381)]