19407874

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{1019}}^1$

素因数の和:1217

約数の個数: 16

約数和(自身を含む): 29743200

約数和(自身を除く): 10335326

約数列:

[1, 2, 89, 107, 178, 214, 1019, 2038, 9523, 19046, 90691, 109033, 181382, 218066, 9703937, 19407874]

約数ペア:

[(1, 19407874), (2, 9703937), (89, 218066), (107, 181382), (178, 109033), (214, 90691), (1019, 19046), (2038, 9523)]