20697033

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{587}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 33417216

約数和(自身を除く): 12720183

約数列:

[1, 3, 7, 21, 23, 69, 73, 161, 219, 483, 511, 587, 1533, 1679, 1761, 4109, 5037, 11753, 12327, 13501, 35259, 40503, 42851, 94507, 128553, 283521, 299957, 899871, 985573, 2956719, 6899011, 20697033]

約数ペア:

[(1, 20697033), (3, 6899011), (7, 2956719), (21, 985573), (23, 899871), (69, 299957), (73, 283521), (161, 128553), (219, 94507), (483, 42851), (511, 40503), (587, 35259), (1533, 13501), (1679, 12327), (1761, 11753), (4109, 5037)]