1971856

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{491}}^1$

素因数の和:750

約数の個数: 20

約数和(自身を含む): 3843504

約数和(自身を除く): 1871648

約数列:

[1, 2, 4, 8, 16, 251, 491, 502, 982, 1004, 1964, 2008, 3928, 4016, 7856, 123241, 246482, 492964, 985928, 1971856]

約数ペア:

[(1, 1971856), (2, 985928), (4, 492964), (8, 246482), (16, 123241), (251, 7856), (491, 4016), (502, 3928), (982, 2008), (1004, 1964)]