18952016

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{13309}}^1$

素因数の和:13406

約数の個数: 20

約数和(自身を含む): 37134900

約数和(自身を除く): 18182884

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 13309, 26618, 53236, 106472, 212944, 1184501, 2369002, 4738004, 9476008, 18952016]

約数ペア:

[(1, 18952016), (2, 9476008), (4, 4738004), (8, 2369002), (16, 1184501), (89, 212944), (178, 106472), (356, 53236), (712, 26618), (1424, 13309)]