181921965124

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1543}}^1\times {\mathrm{4001}}^1$

素因数の和:5740

約数の個数: 48

約数和(自身を含む): 326997336960

約数和(自身を除く): 145075371836

約数列:

[1, 2, 4, 53, 106, 139, 212, 278, 556, 1543, 3086, 4001, 6172, 7367, 8002, 14734, 16004, 29468, 81779, 163558, 212053, 214477, 327116, 424106, 428954, 556139, 848212, 857908, 1112278, 2224556, 6173543, 11367281, 12347086, 22734562, 24694172, 29475367, 45469124, 58950734, 117901468, 327197779, 654395558, 858122477, 1308791116, 1716244954, 3432489908, 45480491281, 90960982562, 181921965124]

約数ペア:

[(1, 181921965124), (2, 90960982562), (4, 45480491281), (53, 3432489908), (106, 1716244954), (139, 1308791116), (212, 858122477), (278, 654395558), (556, 327197779), (1543, 117901468), (3086, 58950734), (4001, 45469124), (6172, 29475367), (7367, 24694172), (8002, 22734562), (14734, 12347086), (16004, 11367281), (29468, 6173543), (81779, 2224556), (163558, 1112278), (212053, 857908), (214477, 848212), (327116, 556139), (424106, 428954)]