19995270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{601}}^1\times {\mathrm{1109}}^1$

素因数の和:1720

約数の個数: 32

約数和(自身を含む): 48111840

約数和(自身を除く): 28116570

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 601, 1109, 1202, 1803, 2218, 3005, 3327, 3606, 5545, 6010, 6654, 9015, 11090, 16635, 18030, 33270, 666509, 1333018, 1999527, 3332545, 3999054, 6665090, 9997635, 19995270]

約数ペア:

[(1, 19995270), (2, 9997635), (3, 6665090), (5, 3999054), (6, 3332545), (10, 1999527), (15, 1333018), (30, 666509), (601, 33270), (1109, 18030), (1202, 16635), (1803, 11090), (2218, 9015), (3005, 6654), (3327, 6010), (3606, 5545)]