19995090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{6229}}^1$

素因数の和:6346

約数の個数: 32

約数和(自身を含む): 48444480

約数和(自身を除く): 28449390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 107, 214, 321, 535, 642, 1070, 1605, 3210, 6229, 12458, 18687, 31145, 37374, 62290, 93435, 186870, 666503, 1333006, 1999509, 3332515, 3999018, 6665030, 9997545, 19995090]

約数ペア:

[(1, 19995090), (2, 9997545), (3, 6665030), (5, 3999018), (6, 3332515), (10, 1999509), (15, 1333006), (30, 666503), (107, 186870), (214, 93435), (321, 62290), (535, 37374), (642, 31145), (1070, 18687), (1605, 12458), (3210, 6229)]