31977136

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{117563}}^1$

素因数の和:117588

約数の個数: 20

約数和(自身を含む): 65600712

約数和(自身を除く): 33623576

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 117563, 235126, 470252, 940504, 1881008, 1998571, 3997142, 7994284, 15988568, 31977136]

約数ペア:

[(1, 31977136), (2, 15988568), (4, 7994284), (8, 3997142), (16, 1998571), (17, 1881008), (34, 940504), (68, 470252), (136, 235126), (272, 117563)]