20951544

素因数分解:

$2^3\times 3^1\times {\mathrm{109}}^1\times {\mathrm{8009}}^1$

素因数の和:8127

約数の個数: 32

約数和(自身を含む): 52866000

約数和(自身を除く): 31914456

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 109, 218, 327, 436, 654, 872, 1308, 2616, 8009, 16018, 24027, 32036, 48054, 64072, 96108, 192216, 872981, 1745962, 2618943, 3491924, 5237886, 6983848, 10475772, 20951544]

約数ペア:

[(1, 20951544), (2, 10475772), (3, 6983848), (4, 5237886), (6, 3491924), (8, 2618943), (12, 1745962), (24, 872981), (109, 192216), (218, 96108), (327, 64072), (436, 48054), (654, 32036), (872, 24027), (1308, 16018), (2616, 8009)]