19733301

素因数分解:

$3^7\times 7^1\times {\mathrm{1289}}^1$

素因数の和:1317

約数の個数: 32

約数和(自身を含む): 33849600

約数和(自身を除く): 14116299

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1289, 1701, 2187, 3867, 5103, 9023, 11601, 15309, 27069, 34803, 81207, 104409, 243621, 313227, 730863, 939681, 2192589, 2819043, 6577767, 19733301]

約数ペア:

[(1, 19733301), (3, 6577767), (7, 2819043), (9, 2192589), (21, 939681), (27, 730863), (63, 313227), (81, 243621), (189, 104409), (243, 81207), (567, 34803), (729, 27069), (1289, 15309), (1701, 11601), (2187, 9023), (3867, 5103)]