219954956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{47527}}^1$

素因数の和:47633

約数の個数: 24

約数和(自身を含む): 419196960

約数和(自身を除く): 199242004

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 47527, 95054, 190108, 617851, 1235702, 2471404, 4229903, 8459806, 16919612, 54988739, 109977478, 219954956]

約数ペア:

[(1, 219954956), (2, 109977478), (4, 54988739), (13, 16919612), (26, 8459806), (52, 4229903), (89, 2471404), (178, 1235702), (356, 617851), (1157, 190108), (2314, 95054), (4628, 47527)]