212860990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1120321}}^1$

素因数の和:1120347

約数の個数: 16

約数和(自身を含む): 403315920

約数和(自身を除く): 190454930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1120321, 2240642, 5601605, 11203210, 21286099, 42572198, 106430495, 212860990]

約数ペア:

[(1, 212860990), (2, 106430495), (5, 42572198), (10, 21286099), (19, 11203210), (38, 5601605), (95, 2240642), (190, 1120321)]