219581012

素因数分解:

$2^2\times 7^1\times {\mathrm{2707}}^1\times {\mathrm{2897}}^1$

素因数の和:5615

約数の個数: 24

約数和(自身を含む): 439475904

約数和(自身を除く): 219894892

約数列:

[1, 2, 4, 7, 14, 28, 2707, 2897, 5414, 5794, 10828, 11588, 18949, 20279, 37898, 40558, 75796, 81116, 7842179, 15684358, 31368716, 54895253, 109790506, 219581012]

約数ペア:

[(1, 219581012), (2, 109790506), (4, 54895253), (7, 31368716), (14, 15684358), (28, 7842179), (2707, 81116), (2897, 75796), (5414, 40558), (5794, 37898), (10828, 20279), (11588, 18949)]