2019198730

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4695811}}^1$

素因数の和:4695861

約数の個数: 16

約数和(自身を含む): 3719083104

約数和(自身を除く): 1699884374

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 4695811, 9391622, 23479055, 46958110, 201919873, 403839746, 1009599365, 2019198730]

約数ペア:

[(1, 2019198730), (2, 1009599365), (5, 403839746), (10, 201919873), (43, 46958110), (86, 23479055), (215, 9391622), (430, 4695811)]