138858422

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{5683}}^1$

素因数の和:6347

約数の個数: 16

約数和(自身を含む): 219629760

約数和(自身を除く): 80771338

約数列:

[1, 2, 19, 38, 643, 1286, 5683, 11366, 12217, 24434, 107977, 215954, 3654169, 7308338, 69429211, 138858422]

約数ペア:

[(1, 138858422), (2, 69429211), (19, 7308338), (38, 3654169), (643, 215954), (1286, 107977), (5683, 24434), (11366, 12217)]