72081616

素因数分解:

$2^4\times {\mathrm{347}}^1\times {\mathrm{12983}}^1$

素因数の和:13338

約数の個数: 20

約数和(自身を含む): 140071392

約数和(自身を除く): 67989776

約数列:

[1, 2, 4, 8, 16, 347, 694, 1388, 2776, 5552, 12983, 25966, 51932, 103864, 207728, 4505101, 9010202, 18020404, 36040808, 72081616]

約数ペア:

[(1, 72081616), (2, 36040808), (4, 18020404), (8, 9010202), (16, 4505101), (347, 207728), (694, 103864), (1388, 51932), (2776, 25966), (5552, 12983)]