19219630

素因数分解:

$2^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{3821}}^1$

素因数の和:4331

約数の個数: 16

約数和(自身を含む): 34673184

約数和(自身を除く): 15453554

約数列:

[1, 2, 5, 10, 503, 1006, 2515, 3821, 5030, 7642, 19105, 38210, 1921963, 3843926, 9609815, 19219630]

約数ペア:

[(1, 19219630), (2, 9609815), (5, 3843926), (10, 1921963), (503, 38210), (1006, 19105), (2515, 7642), (3821, 5030)]