20993434

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5927}}^1$

素因数の和:5970

約数の個数: 32

約数和(自身を含む): 40974336

約数和(自身を除く): 19980902

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 5927, 11854, 41489, 65197, 82978, 130394, 136321, 272642, 456379, 912758, 954247, 1499531, 1908494, 2999062, 10496717, 20993434]

約数ペア:

[(1, 20993434), (2, 10496717), (7, 2999062), (11, 1908494), (14, 1499531), (22, 954247), (23, 912758), (46, 456379), (77, 272642), (154, 136321), (161, 130394), (253, 82978), (322, 65197), (506, 41489), (1771, 11854), (3542, 5927)]