20436208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{98251}}^1$

素因数の和:98272

約数の個数: 20

約数和(自身を含む): 42641368

約数和(自身を除く): 22205160

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 98251, 196502, 393004, 786008, 1277263, 1572016, 2554526, 5109052, 10218104, 20436208]

約数ペア:

[(1, 20436208), (2, 10218104), (4, 5109052), (8, 2554526), (13, 1572016), (16, 1277263), (26, 786008), (52, 393004), (104, 196502), (208, 98251)]