219614512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1055839}}^1$

素因数の和:1055860

約数の個数: 20

約数和(自身を含む): 458234560

約数和(自身を除く): 238620048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1055839, 2111678, 4223356, 8446712, 13725907, 16893424, 27451814, 54903628, 109807256, 219614512]

約数ペア:

[(1, 219614512), (2, 109807256), (4, 54903628), (8, 27451814), (13, 16893424), (16, 13725907), (26, 8446712), (52, 4223356), (104, 2111678), (208, 1055839)]