19866270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1301}}^1$

素因数の和:1820

約数の個数: 32

約数和(自身を含む): 47809440

約数和(自身を除く): 27943170

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 509, 1018, 1301, 1527, 2545, 2602, 3054, 3903, 5090, 6505, 7635, 7806, 13010, 15270, 19515, 39030, 662209, 1324418, 1986627, 3311045, 3973254, 6622090, 9933135, 19866270]

約数ペア:

[(1, 19866270), (2, 9933135), (3, 6622090), (5, 3973254), (6, 3311045), (10, 1986627), (15, 1324418), (30, 662209), (509, 39030), (1018, 19515), (1301, 15270), (1527, 13010), (2545, 7806), (2602, 7635), (3054, 6505), (3903, 5090)]