20031990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{60703}}^1$

素因数の和:60724

約数の個数: 32

約数和(自身を含む): 52448256

約数和(自身を除く): 32416266

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 60703, 121406, 182109, 303515, 364218, 607030, 667733, 910545, 1335466, 1821090, 2003199, 3338665, 4006398, 6677330, 10015995, 20031990]

約数ペア:

[(1, 20031990), (2, 10015995), (3, 6677330), (5, 4006398), (6, 3338665), (10, 2003199), (11, 1821090), (15, 1335466), (22, 910545), (30, 667733), (33, 607030), (55, 364218), (66, 303515), (110, 182109), (165, 121406), (330, 60703)]