63889904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{307163}}^1$

素因数の和:307184

約数の個数: 20

約数和(自身を含む): 133309176

約数和(自身を除く): 69419272

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 307163, 614326, 1228652, 2457304, 3993119, 4914608, 7986238, 15972476, 31944952, 63889904]

約数ペア:

[(1, 63889904), (2, 31944952), (4, 15972476), (8, 7986238), (13, 4914608), (16, 3993119), (26, 2457304), (52, 1228652), (104, 614326), (208, 307163)]