20171979531

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{130363}}^1$

素因数の和:130904

約数の個数: 32

約数和(自身を含む): 32664003840

約数和(自身を除く): 12492024309

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 521, 1563, 4689, 5731, 14067, 17193, 51579, 130363, 154737, 391089, 1173267, 1433993, 3519801, 4301979, 12905937, 38717811, 67919123, 203757369, 611272107, 747110353, 1833816321, 2241331059, 6723993177, 20171979531]

約数ペア:

[(1, 20171979531), (3, 6723993177), (9, 2241331059), (11, 1833816321), (27, 747110353), (33, 611272107), (99, 203757369), (297, 67919123), (521, 38717811), (1563, 12905937), (4689, 4301979), (5731, 3519801), (14067, 1433993), (17193, 1173267), (51579, 391089), (130363, 154737)]