151220144

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{19249}}^1$

素因数の和:19748

約数の個数: 20

約数和(自身を含む): 293601000

約数和(自身を除く): 142380856

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 3928, 7856, 19249, 38498, 76996, 153992, 307984, 9451259, 18902518, 37805036, 75610072, 151220144]

約数ペア:

[(1, 151220144), (2, 75610072), (4, 37805036), (8, 18902518), (16, 9451259), (491, 307984), (982, 153992), (1964, 76996), (3928, 38498), (7856, 19249)]