19980982

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{33191}}^1$

素因数の和:33243

約数の個数: 16

約数和(自身を含む): 35050752

約数和(自身を除く): 15069770

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 33191, 66382, 232337, 464674, 1427213, 2854426, 9990491, 19980982]

約数ペア:

[(1, 19980982), (2, 9990491), (7, 2854426), (14, 1427213), (43, 464674), (86, 232337), (301, 66382), (602, 33191)]