20150438

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5689}}^1$

素因数の和:5732

約数の個数: 32

約数和(自身を含む): 39329280

約数和(自身を除く): 19178842

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 5689, 11378, 39823, 62579, 79646, 125158, 130847, 261694, 438053, 876106, 915929, 1439317, 1831858, 2878634, 10075219, 20150438]

約数ペア:

[(1, 20150438), (2, 10075219), (7, 2878634), (11, 1831858), (14, 1439317), (22, 915929), (23, 876106), (46, 438053), (77, 261694), (154, 130847), (161, 125158), (253, 79646), (322, 62579), (506, 39823), (1771, 11378), (3542, 5689)]