18959985

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{38303}}^1$

素因数の和:38325

約数の個数: 24

約数和(自身を含む): 35852544

約数和(自身を除く): 16892559

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 38303, 114909, 191515, 344727, 421333, 574545, 1263999, 1723635, 2106665, 3791997, 6319995, 18959985]

約数ペア:

[(1, 18959985), (3, 6319995), (5, 3791997), (9, 2106665), (11, 1723635), (15, 1263999), (33, 574545), (45, 421333), (55, 344727), (99, 191515), (165, 114909), (495, 38303)]