199976786

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{142231}}^1$

素因数の和:142289

約数の個数: 16

約数和(自身を含む): 324288960

約数和(自身を除く): 124312174

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 142231, 284462, 2702389, 5262547, 5404778, 10525094, 99988393, 199976786]

約数ペア:

[(1, 199976786), (2, 99988393), (19, 10525094), (37, 5404778), (38, 5262547), (74, 2702389), (703, 284462), (1406, 142231)]