19051970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{272171}}^1$

素因数の和:272185

約数の個数: 16

約数和(自身を含む): 39192768

約数和(自身を除く): 20140798

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 272171, 544342, 1360855, 1905197, 2721710, 3810394, 9525985, 19051970]

約数ペア:

[(1, 19051970), (2, 9525985), (5, 3810394), (7, 2721710), (10, 1905197), (14, 1360855), (35, 544342), (70, 272171)]