18921000982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5555197}}^1$

素因数の和:5555343

約数の個数: 16

約数和(自身を含む): 30798017712

約数和(自身を除く): 11877016730

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 5555197, 11110394, 72217561, 144435122, 727730807, 1455461614, 9460500491, 18921000982]

約数ペア:

[(1, 18921000982), (2, 9460500491), (13, 1455461614), (26, 727730807), (131, 144435122), (262, 72217561), (1703, 11110394), (3406, 5555197)]