19887486

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1$

素因数の和:808

約数の個数: 32

約数和(自身を含む): 41057280

約数和(自身を除く): 21169794

約数列:

[1, 2, 3, 6, 47, 94, 109, 141, 218, 282, 327, 647, 654, 1294, 1941, 3882, 5123, 10246, 15369, 30409, 30738, 60818, 70523, 91227, 141046, 182454, 211569, 423138, 3314581, 6629162, 9943743, 19887486]

約数ペア:

[(1, 19887486), (2, 9943743), (3, 6629162), (6, 3314581), (47, 423138), (94, 211569), (109, 182454), (141, 141046), (218, 91227), (282, 70523), (327, 60818), (647, 30738), (654, 30409), (1294, 15369), (1941, 10246), (3882, 5123)]