1900387838

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{206519}}^1$

素因数の和:206671

約数の個数: 16

約数和(自身を含む): 2944149120

約数和(自身を除く): 1043761282

約数列:

[1, 2, 43, 86, 107, 214, 4601, 9202, 206519, 413038, 8880317, 17760634, 22097533, 44195066, 950193919, 1900387838]

約数ペア:

[(1, 1900387838), (2, 950193919), (43, 44195066), (86, 22097533), (107, 17760634), (214, 8880317), (4601, 413038), (9202, 206519)]