1912688

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{691}}^1$

素因数の和:872

約数の個数: 20

約数和(自身を含む): 3732648

約数和(自身を除く): 1819960

約数列:

[1, 2, 4, 8, 16, 173, 346, 691, 692, 1382, 1384, 2764, 2768, 5528, 11056, 119543, 239086, 478172, 956344, 1912688]

約数ペア:

[(1, 1912688), (2, 956344), (4, 478172), (8, 239086), (16, 119543), (173, 11056), (346, 5528), (691, 2768), (692, 2764), (1382, 1384)]