20590097913

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9903847}}^1$

素因数の和:9903874

約数の個数: 32

約数和(自身を含む): 38030776320

約数和(自身を除く): 17440678407

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 9903847, 29711541, 69326929, 89134623, 108942317, 207980787, 267403869, 326826951, 623942361, 762596219, 980480853, 1871827083, 2287788657, 2941442559, 6863365971, 20590097913]

約数ペア:

[(1, 20590097913), (3, 6863365971), (7, 2941442559), (9, 2287788657), (11, 1871827083), (21, 980480853), (27, 762596219), (33, 623942361), (63, 326826951), (77, 267403869), (99, 207980787), (189, 108942317), (231, 89134623), (297, 69326929), (693, 29711541), (2079, 9903847)]