40109912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{263881}}^1$

素因数の和:263906

約数の個数: 16

約数和(自身を含む): 79164600

約数和(自身を除く): 39054688

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 263881, 527762, 1055524, 2111048, 5013739, 10027478, 20054956, 40109912]

約数ペア:

[(1, 40109912), (2, 20054956), (4, 10027478), (8, 5013739), (19, 2111048), (38, 1055524), (76, 527762), (152, 263881)]