2019449905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1621}}^1\times {\mathrm{22651}}^1$

素因数の和:24288

約数の個数: 16

約数和(自身を含む): 2645391168

約数和(自身を除く): 625941263

約数列:

[1, 5, 11, 55, 1621, 8105, 17831, 22651, 89155, 113255, 249161, 1245805, 36717271, 183586355, 403889981, 2019449905]

約数ペア:

[(1, 2019449905), (5, 403889981), (11, 183586355), (55, 36717271), (1621, 1245805), (8105, 249161), (17831, 113255), (22651, 89155)]