18833133319

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{78721}}^1$

素因数の和:78991

約数の個数: 32

約数和(自身を含む): 25392568320

約数和(自身を除く): 6559435001

約数列:

[1, 7, 11, 13, 77, 91, 143, 239, 1001, 1673, 2629, 3107, 18403, 21749, 34177, 78721, 239239, 551047, 865931, 1023373, 6061517, 7163611, 11257103, 18814319, 78799721, 131700233, 206957509, 244586147, 1448702563, 1712103029, 2690447617, 18833133319]

約数ペア:

[(1, 18833133319), (7, 2690447617), (11, 1712103029), (13, 1448702563), (77, 244586147), (91, 206957509), (143, 131700233), (239, 78799721), (1001, 18814319), (1673, 11257103), (2629, 7163611), (3107, 6061517), (18403, 1023373), (21749, 865931), (34177, 551047), (78721, 239239)]