28898896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{138937}}^1$

素因数の和:138958

約数の個数: 20

約数和(自身を含む): 60299092

約数和(自身を除く): 31400196

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 138937, 277874, 555748, 1111496, 1806181, 2222992, 3612362, 7224724, 14449448, 28898896]

約数ペア:

[(1, 28898896), (2, 14449448), (4, 7224724), (8, 3612362), (13, 2222992), (16, 1806181), (26, 1111496), (52, 555748), (104, 277874), (208, 138937)]