20305054

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1669}}^1$

素因数の和:1768

約数の個数: 32

約数和(自身を含む): 38476800

約数和(自身を除く): 18171746

約数列:

[1, 2, 7, 11, 14, 22, 77, 79, 154, 158, 553, 869, 1106, 1669, 1738, 3338, 6083, 11683, 12166, 18359, 23366, 36718, 128513, 131851, 257026, 263702, 922957, 1450361, 1845914, 2900722, 10152527, 20305054]

約数ペア:

[(1, 20305054), (2, 10152527), (7, 2900722), (11, 1845914), (14, 1450361), (22, 922957), (77, 263702), (79, 257026), (154, 131851), (158, 128513), (553, 36718), (869, 23366), (1106, 18359), (1669, 12166), (1738, 11683), (3338, 6083)]