42840016

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{86371}}^1$

素因数の和:86410

約数の個数: 20

約数和(自身を含む): 85681024

約数和(自身を除く): 42841008

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 86371, 172742, 345484, 690968, 1381936, 2677501, 5355002, 10710004, 21420008, 42840016]

約数ペア:

[(1, 42840016), (2, 21420008), (4, 10710004), (8, 5355002), (16, 2677501), (31, 1381936), (62, 690968), (124, 345484), (248, 172742), (496, 86371)]