138300208

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{17749}}^1$

素因数の和:18244

約数の個数: 20

約数和(自身を含む): 268522000

約数和(自身を除く): 130221792

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 3896, 7792, 17749, 35498, 70996, 141992, 283984, 8643763, 17287526, 34575052, 69150104, 138300208]

約数ペア:

[(1, 138300208), (2, 69150104), (4, 34575052), (8, 17287526), (16, 8643763), (487, 283984), (974, 141992), (1948, 70996), (3896, 35498), (7792, 17749)]