18763791084

素因数分解:

$2^2\times 3^2\times {\mathrm{8081}}^1\times {\mathrm{64499}}^1$

素因数の和:72590

約数の個数: 36

約数和(自身を含む): 47437299000

約数和(自身を除く): 28673507916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 8081, 16162, 24243, 32324, 48486, 64499, 72729, 96972, 128998, 145458, 193497, 257996, 290916, 386994, 580491, 773988, 1160982, 2321964, 521216419, 1042432838, 1563649257, 2084865676, 3127298514, 4690947771, 6254597028, 9381895542, 18763791084]

約数ペア:

[(1, 18763791084), (2, 9381895542), (3, 6254597028), (4, 4690947771), (6, 3127298514), (9, 2084865676), (12, 1563649257), (18, 1042432838), (36, 521216419), (8081, 2321964), (16162, 1160982), (24243, 773988), (32324, 580491), (48486, 386994), (64499, 290916), (72729, 257996), (96972, 193497), (128998, 145458)]