49645648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{238681}}^1$

素因数の和:238702

約数の個数: 20

約数和(自身を含む): 103587988

約数和(自身を除く): 53942340

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 238681, 477362, 954724, 1909448, 3102853, 3818896, 6205706, 12411412, 24822824, 49645648]

約数ペア:

[(1, 49645648), (2, 24822824), (4, 12411412), (8, 6205706), (13, 3818896), (16, 3102853), (26, 1909448), (52, 954724), (104, 477362), (208, 238681)]