19691664

素因数分解:

$2^4\times 3^1\times {\mathrm{410243}}^1$

素因数の和:410254

約数の個数: 20

約数和(自身を含む): 50870256

約数和(自身を除く): 31178592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 410243, 820486, 1230729, 1640972, 2461458, 3281944, 4922916, 6563888, 9845832, 19691664]

約数ペア:

[(1, 19691664), (2, 9845832), (3, 6563888), (4, 4922916), (6, 3281944), (8, 2461458), (12, 1640972), (16, 1230729), (24, 820486), (48, 410243)]